Help Center/ Elastic Cloud Server/ Service Overview/ ECS Types and Specifications/ x86 ECS Specifications/ A Summary List of x86 ECS Specifications
Updated on 2025-09-16 GMT+08:00
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A Summary List of x86 ECS Specifications

This section describes the specifications that are available now. For details about specifications that are discontinued, see Discontinued ECS Specifications.

For details about how to purchase an x86 ECS, see Purchasing an ECS.

For details about specifications, see ECS Types.

General Computing ECSs

For more details, see General Computing ECSs.

Table 1 General computing ECS features

Series

Compute

Disk Type

Network

X1
  • vCPU to memory ratio: user-defined
  • Number of vCPUs: 1 to 16
  • 3rd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.8 GHz/3.5 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • An ECS with higher specifications has better network performance.
  • Maximum packets per second (PPS): 1,000,000
  • Maximum intranet bandwidth: 12 Gbit/s
  • Maximum number of network connections: 1,000,000

S7
  • vCPU to memory ratio: 1:1, 1:2, or 1:4
  • Number of vCPUs: 1 to 8
  • 3rd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.8 GHz/3.5 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 500,000
  • Maximum intranet bandwidth: 3 Gbit/s
  • Maximum number of network connections: 300,000

S7n
  • vCPU to memory ratio: 1:1, 1:2, or 1:4
  • Number of vCPUs: 1 to 8
  • 3rd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.6 GHz/3.4 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 500,000
  • Maximum intranet bandwidth: 3 Gbit/s
  • Maximum number of network connections: 300,000

S6
  • vCPU to memory ratio: 1:1, 1:2, or 1:4
  • Number of vCPUs: 1 to 8
  • 2nd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.6 GHz/3.5 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 500,000
  • Maximum intranet bandwidth: 3 Gbit/s
  • Maximum number of network connections: 300,000

Sn3
  • vCPU to memory ratio: 1:1, 1:2, or 1:4
  • Number of vCPUs: 1 to 16
  • Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.2 GHz/3.0 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 1,000,000
  • Maximum intranet bandwidth: 6 Gbit/s

S3
  • vCPU to memory ratio: 1:1, 1:2, or 1:4
  • Number of vCPUs: 1 to 16
  • Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.2 GHz/3.0 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 300,000
  • Maximum intranet bandwidth: 4 Gbit/s

S2
  • vCPU to memory ratio: 1:1, 1:2, or 1:4
  • Number of vCPUs: 1 to 16
  • Intel® Xeon® Processor E5 v4 family
  • Basic/Turbo frequency: 2.4 GHz/3.3 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 300,000
  • Maximum intranet bandwidth: 4 Gbit/s
Table 2 X1 instance specifications

vCPUs

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Basic EVS Disk Bandwidth (Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

1

1/0.1

15

50

2

2

4

0.2

0.4

KVM

2

2/0.2

30

50

2

2

8

0.4

0.8

KVM

3

2/0.2

30

50

2

2

8

0.4

0.8

KVM

4

3/0.4

50

50

2

2

16

0.8

1.6

KVM

5

3/0.4

50

50

2

2

16

0.8

1.6

KVM

6

4/0.6

60

50

2

2

24

0.8

1.6

KVM

7

4/0.6

60

50

2

2

24

0.8

1.6

KVM

8

6/0.8

80

100

2

2

32

0.8

1.6

KVM

9

6/0.8

80

100

2

2

32

0.8

1.6

KVM

12

8/1.2

90

100

4

3

48

1.2

2.4

KVM

16

12/1.6

100

100

4

3

64

1.6

3.2

KVM
Table 3 S7 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Basic EVS Disk Bandwidth (Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

s7.small.1

1

1

0.8/0.1

10

30

1

2

4

0.2

0.4

KVM

s7.medium.2

1

2

0.8/0.1

10

30

1

2

4

0.2

0.4

KVM

s7.large.2

2

4

1.5/0.2

15

30

1

2

8

0.4

0.8

KVM

s7.xlarge.2

4

8

2/0.35

25

30

1

2

16

0.8

1.6

KVM

s7.2xlarge.2

8

16

3/0.75

50

30

2

2

32

0.8

1.6

KVM

s7.medium.4

1

4

0.8/0.1

10

30

1

2

4

0.2

0.4

KVM

s7.large.4

2

8

1.5/0.2

15

30

1

2

8

0.4

0.8

KVM

s7.xlarge.4

4

16

2/0.35

25

30

1

2

16

0.8

1.6

KVM

s7.2xlarge.4

8

32

3/0.75

50

30

2

2

32

0.8

1.6

KVM
Table 4 S7n ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Basic EVS Disk Bandwidth (Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

s7n.small.1

1

1

0.8/0.1

10

30

1

2

4

0.2

0.4

KVM

s7n.medium.2

1

2

0.8/0.1

10

30

1

2

4

0.2

0.4

KVM

s7n.large.2

2

4

1.5/0.2

15

30

1

2

8

0.4

0.8

KVM

s7n.xlarge.2

4

8

2/0.35

25

30

1

2

16

0.8

1.6

KVM

s7n.2xlarge.2

8

16

3/0.75

50

30

2

2

32

0.8

1.6

KVM

s7n.medium.4

1

4

0.8/0.1

10

30

1

2

4

0.2

0.4

KVM

s7n.large.4

2

8

1.5/0.2

15

30

1

2

8

0.4

0.8

KVM

s7n.xlarge.4

4

16

2/0.35

25

30

1

2

16

0.8

1.6

KVM

s7n.2xlarge.4

8

32

3/0.75

50

30

2

2

32

0.8

1.6

KVM
Table 5 S6 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Basic EVS Disk Bandwidth (Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

s6.small.1

1

1

0.8/0.1

10

30

1

2

0.2

0.4

KVM

s6.medium.2

1

2

0.8/0.1

10

30

1

2

0.2

0.4

KVM

s6.large.2

2

4

1.5/0.2

15

30

1

2

0.4

0.8

KVM

s6.xlarge.2

4

8

2/0.35

25

30

1

2

0.8

1.6

KVM

s6.2xlarge.2

8

16

3/0.75

50

30

2

2

0.8

1.6

KVM

s6.medium.4

1

4

0.8/0.1

10

30

1

2

0.2

0.4

KVM

s6.large.4

2

8

1.5/0.2

15

30

1

2

0.4

0.8

KVM

s6.xlarge.4

4

16

2/0.35

25

30

1

2

0.8

1.6

KVM

s6.2xlarge.4

8

32

3/0.75

50

30

2

2

0.8

1.6

KVM
Table 6 Sn3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Max. NICs

Virtualization

sn3.small.1

1

1

0.8/0.2

10

1

1

KVM

sn3.medium.2

1

2

0.8/0.2

10

1

1

KVM

sn3.large.2

2

4

1.5/0.35

15

1

2

KVM

sn3.xlarge.2

4

8

2/0.7

25

1

2

KVM

sn3.2xlarge.2

8

16

3/1.3

50

2

2

KVM

sn3.4xlarge.2

16

32

6/2.5

100

4

2

KVM

sn3.medium.4

1

4

0.8/0.2

10

1

1

KVM

sn3.large.4

2

8

1.5/0.35

15

1

2

KVM

sn3.xlarge.4

4

16

2/0.7

25

1

2

KVM

sn3.2xlarge.4

8

32

3/1.3

50

2

2

KVM

sn3.4xlarge.4

16

64

6/2.5

100

4

2

KVM
Table 7 S3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Virtualization

s3.small.1

1

1

0.5/0.1

5

1

KVM

s3.medium.2

1

2

0.5/0.1

5

1

KVM

s3.large.2

2

4

0.8/0.2

10

1

KVM

s3.xlarge.2

4

8

1.5/0.4

15

1

KVM

s3.2xlarge.2

8

16

3/0.8

20

2

KVM

s3.4xlarge.2

16

32

4/1.5

30

4

KVM

s3.medium.4

1

4

0.5/0.1

5

1

KVM

s3.large.4

2

8

0.8/0.2

10

1

KVM

s3.xlarge.4

4

16

1.5/0.4

15

1

KVM

s3.2xlarge.4

8

32

3/0.8

20

2

KVM

s3.4xlarge.4

16

64

4/1.5

30

4

KVM
Table 8 S2 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Virtualization

s2.small.1

1

1

0.5/0.1

5

1

KVM

s2.medium.2

1

2

0.5/0.1

5

1

KVM

s2.large.2

2

4

0.8/0.2

10

1

KVM

s2.xlarge.2

4

8

1.5/0.4

15

1

KVM

s2.2xlarge.2

8

16

3/0.8

20

2

KVM

s2.4xlarge.2

16

32

4/1.5

30

4

KVM

s2.8xlarge.2

32

64

6/3

50

8

KVM

s2.medium.4

1

4

0.5/0.1

5

1

KVM

s2.large.4

2

8

0.8/0.2

10

1

KVM

s2.xlarge.4

4

16

1.5/0.4

15

1

KVM

s2.2xlarge.4

8

32

3/0.8

20

2

KVM

s2.4xlarge.4

16

64

4/1.5

30

4

KVM

s2.8xlarge.4

32

128

6/3

50

8

KVM

General Computing-plus ECSs

For more details, see General Computing-plus ECSs.

Table 9 General computing-plus ECS features

Series

Compute

Disk Type

Network

C9
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Support for IPv6
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 40,000,000
  • Maximum intranet bandwidth: 120 Gbit/s
  • Maximum number of network connections: 10,000,000

C9e
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Support for IPv6
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 40,000,000
  • Maximum intranet bandwidth: 120 Gbit/s
  • Maximum number of network connections: 10,000,000

aC8h
  • vCPU to memory ratio: 1:2 or 1:4
  • Number of vCPUs: 128 to 384
  • Basic/Turbo frequency: 2.4 GHz/3.7 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Support for IPv6
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 40,000,000
  • Maximum intranet bandwidth: 120 Gbit/s

aC8
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Support for IPv6
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 20,000,000
  • Maximum intranet bandwidth: 120 Gbit/s
  • Maximum number of network connections: 10,000,000

C7e
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Extreme SSD V2
  • Support for IPv6
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 30,000,000
  • Maximum intranet bandwidth: 100 Gbit/s

C7
  • vCPU to memory ratio: 1:2 or 1:4
  • Number of vCPUs: 2 to 128
  • 3rd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 3.0 GHz/3.5 GHz and 2.8 GHz/3.5 GHz
  • Hyper-threading (Enabling or Disabling Hyper-Threading)
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Support for IPv6
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 12,000,000
  • Maximum intranet bandwidth: 42 Gbit/s
  • Maximum number of network connections: 10,000,000

aC7
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Support for IPv6
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 20,000,000
  • Maximum intranet bandwidth: 100 Gbit/s
  • Maximum number of network connections: 20,000,000

C7n
  • vCPU to memory ratio: 1:2 or 1:4
  • Number of vCPUs: 2 to 96
  • 3rd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.6 GHz/3.4 GHz
  • Hyper-threading (Enabling or Disabling Hyper-Threading)
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Support for IPv6
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 8,500,000
  • Maximum intranet bandwidth: 40 Gbit/s
  • Maximum number of network connections: 8,000,000

C7t
  • vCPU to memory ratio: 1:2 or 1:4
  • Number of vCPUs: 2 to 128
  • 3rd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.6 GHz/3.4 GHz and 2.8 GHz/3.5 GHz
  • Hyper-threading (Enabling or Disabling Hyper-Threading)
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Extreme SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 30,000,000
  • Maximum intranet bandwidth: 90 Gbit/s
  • Maximum number of network connections: 10,000,000

C7h
  • vCPU to memory ratio: 1:2 or 1:4
  • Number of vCPUs: 128 or 152
  • 3rd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.8 GHz/3.5 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 30,000,000
  • Maximum intranet bandwidth: 100 Gbit/s

X2e
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Support for IPv6
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 10,000,000
  • Maximum intranet bandwidth: 55 Gbit/s

X1e
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 3,000,000
  • Maximum intranet bandwidth: 16 Gbit/s

C6s
  • vCPU to memory ratio: 1:2 or 1:4
  • Number of vCPUs: 2 to 64
  • 2nd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.6 GHz/3.5 GHz
  • Hyper-threading (Enabling or Disabling Hyper-Threading)
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 8,500,000
  • Maximum intranet bandwidth: 30 Gbit/s
  • Maximum number of network connections: 5,000,000

C6h
  • vCPU to memory ratio: 1:2 or 1:4
  • Number of vCPUs: 88
  • 2nd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 3.0 GHz/3.4 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 10,000,000
  • Maximum intranet bandwidth: 44 Gbit/s
  • Support for RDMA

C6
  • vCPU to memory ratio: 1:2 or 1:4
  • Number of vCPUs: 2 to 64
  • 2nd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 3.0 GHz/3.4 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 10,000,000
  • Maximum intranet bandwidth: 40 Gbit/s
  • Maximum number of network connections: 10,000,000

C3ne
  • vCPU to memory ratio: 1:2 or 1:4
  • Number of vCPUs: 2 to 60
  • Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 3.0 GHz/3.4 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 10,000,000
  • Maximum intranet bandwidth: 40 Gbit/s

C3
  • vCPU to memory ratio: 1:2 or 1:4
  • Number of vCPUs: 2 to 60
  • Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 3.0 GHz/3.4 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 5,000,000
  • Maximum intranet bandwidth: 16 Gbit/s
Table 10 C9 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections (10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Max. EVS Disk Bandwidth (Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

c9.large.2

2

4

20/3

100

75

2

2

16

11

11

QingTian

c9.xlarge.2

4

8

20/5

160

200

4

3

32

11

11

c9.2xlarge.2

8

16

20/8

200

300

8

8

64

11

11

c9.4xlarge.2

16

32

30/12

350

400

16

8

128

11

11

c9.8xlarge.2

32

64

40/25

700

600

32

8

256

11

11

c9.16xlarge.2

64

128

60/40

1,400

700

64

8

256

21

23

c9.32xlarge.2

128

256

100/80

2,000

1,000

64

10

256

43

46

c9.48xlarge.2

192

376

120/102

4,000

1,000

64

12

256

64

70

c9.large.4

2

8

20/3

100

75

2

2

16

11

11

c9.xlarge.4

4

16

20/5

160

200

4

3

32

11

11

c9.2xlarge.4

8

32

20/8

200

300

8

8

64

11

11

c9.4xlarge.4

16

64

30/12

350

400

16

8

128

11

11

c9.8xlarge.4

32

128

40/25

700

600

32

8

256

11

11

c9.16xlarge.4

64

256

60/40

1,400

700

64

8

256

21

23

c9.32xlarge.4

128

512

100/80

2,000

1,000

64

10

256

43

46

c9.48xlarge.4

192

752

120/102

4,000

1,000

64

12

256

64

70
Table 11 C9e ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections (10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Max. EVS Disk Bandwidth (Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

c9e.16xlarge.8

64

512

100/80

2,000

1,000

64

10

256

43

46

QingTian

c9e.24xlarge.8

96

768

120/102

4,000

1,000

64

12

256

64

70
Table 12 aC8h ECS specifications

Flavor

Physical Cores

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Virtualization

ac8h.64xlarge.2.physical

128

768

120/100

3,000

32

32

256

Bare metal

ac8h.96xlarge.2.physical

192

768

120/100

4,000

32

32

256

ac8h.64xlarge.4.physical

128

1536

120/100

3,000

32

32

256

ac8h.96xlarge.4.physical

192

1536

120/100

4,000

32

32

256
Table 13 aC8 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections (10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Max./Assured EVS Disk Bandwidth (Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

ac8.large.2

2

4

20/2

90

75

2

3

8

6/0.3

5

QingTian

ac8.xlarge.2

4

8

20/3

100

150

4

3

16

6/0.5

5

ac8.2xlarge.2

8

16

20/5

160

200

8

4

32

6/1.1

5

ac8.4xlarge.2

16

32

30/8

200

300

16

4

64

6/2.1

5

ac8.8xlarge.2

32

64

40/12

350

400

32

4

128

6/4.3

5

ac8.12xlarge.2

48

96

50/18

500

500

48

4

256

8/6.4

7

ac8.16xlarge.2

64

128

60/25

700

600

64

4

256

11/8.5

10

ac8.24xlarge.2

96

192

80/35

1,000

700

64

8

256

16/13

13

ac8.32xlarge.2

128

256

100/45

1,400

800

64

10

256

21/17

17

ac8.48xlarge.2

192

384

120/65

2,000

1,000

64

12

256

32/26

25

ac8.large.4

2

8

20/2

90

75

2

3

8

6/0.3

5

QingTian

ac8.xlarge.4

4

16

20/3

100

150

4

3

16

6/0.5

5

ac8.2xlarge.4

8

32

20/5

160

200

8

4

32

6/1.1

5

ac8.4xlarge.4

16

64

30/8

200

300

16

4

64

6/2.1

5

ac8.8xlarge.4

32

128

40/12

350

400

32

4

128

6/4.3

5

ac8.12xlarge.4

48

192

50/18

500

500

48

4

256

8/6.4

7

ac8.16xlarge.4

64

256

60/25

700

600

64

4

256

11/8.5

10

ac8.24xlarge.4

96

384

80/35

800

700

64

8

256

16/13

13

ac8.32xlarge.4

128

512

100/45

1,400

800

64

10

256

21/17

17

ac8.48xlarge.4

192

768

120/65

2,000

1,000

64

12

256

32/26

25
Table 14 C7e ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Max. EVS Disk Bandwidth (Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

c7e.large.4

2

8

10/1.6

80

2

2

16

6

12

QingTian

c7e.xlarge.4

4

16

16/3

150

2

3

32

6

12

c7e.2xlarge.4

8

32

20/6

300

4

4

64

6

12

c7e.3xlarge.4

12

48

34/9.5

400

4

6

96

6

12

c7e.4xlarge.4

16

64

40/13

600

8

8

128

6

12

c7e.6xlarge.4

24

96

50/19

800

8

8

192

6

12

c7e.8xlarge.4

32

128

60/25

1,000

16

8

256

6

12

c7e.12xlarge.4

48

192

70/38

1,400

16

8

256

9

20

c7e.16xlarge.4

64

256

75/50

1,800

28

8

256

12

25

c7e.24xlarge.4

96

384

90/75

2,400

32

8

256

18

38

c7e.32xlarge.4

128

512

100/90

3,000

32

8

256

24

50
Table 15 C7 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Max./Assured EVS Disk Bandwidth

(Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

c7.large.2

2

4

4/0.64

40

50

2

2

16

6/1

16

QingTian

c7.xlarge.2

4

8

8/1.28

80

50

2

3

32

6/1.5

16

c7.2xlarge.2

8

16

15/2.4

150

100

4

4

64

6/2

16

c7.3xlarge.2

12

24

17/4

200

150

4

6

96

6/3

16

c7.4xlarge.2

16

32

20/4.8

280

150

8

8

128

6/4

16

c7.6xlarge.2

24

48

25/7.2

400

200

8

8

192

6/5

16

c7.8xlarge.2

32

64

30/9.6

550

300

16

8

256

None/6

16

c7.12xlarge.2

48

96

35/14.4

750

400

16

8

256

None/8

16

c7.16xlarge.2

64

128

36/19.2

1,000

500

28

8

256

None/12

16

c7.24xlarge.2

96

192

40/28.8

1,100

800

32

8

256

None/16

22.5

c7.32xlarge.2

128

256

42/32

1,200

1,000

32

8

256

None/24

30

c7.large.4

2

8

4/0.64

40

50

2

2

16

6/1

16

c7.xlarge.4

4

16

8/1.28

80

50

2

3

32

6/1.5

16

c7.2xlarge.4

8

32

15/2.4

150

100

4

4

64

6/2

16

c7.3xlarge.4

12

48

17/4

200

150

4

6

96

6/3

16

c7.4xlarge.4

16

64

20/4.8

280

150

8

8

128

6/4

16

c7.6xlarge.4

24

96

25/7.2

400

200

8

8

192

6/5

16

c7.8xlarge.4

32

128

30/9.6

550

300

16

8

256

None/6

16

c7.12xlarge.4

48

192

35/14.4

750

400

16

8

256

None/8

16

c7.16xlarge.4

64

256

36/19.2

1,000

500

28

8

256

None/12

16

c7.24xlarge.4

96

384

40/28.8

1,100

800

32

8

256

None/16

22.5

c7.32xlarge.4

128

512

42/32

1,200

1,000

32

8

256

None/24

30
Table 16 aC7 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Max./Assured EVS Disk Bandwidth (Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

ac7.large.2

2

4

2/1

40

75

2

2

16

5/0.2

1

KVM

ac7.xlarge.2

4

8

3/1.5

60

150

2

3

32

5/0.5

1.5

ac7.2xlarge.2

8

16

4/2.5

100

200

4

4

64

5/1.0

2

ac7.4xlarge.2

16

32

8/5

200

300

8

8

128

5/2.0

3

ac7.8xlarge.2

32

64

15/8

300

400

16

8

256

5/4

5

ac7.12xlarge.2

48

96

22/12

400

500

16

8

256

7.5/6

7

ac7.16xlarge.2

64

128

28/16

550

800

24

12

256

10/8

10

ac7.24xlarge.2

96

192

40/25

800

1,000

24

12

256

15/12

13

ac7.29xlarge.2

116

216

50/30

950

1,200

32

16

256

18/14

14

ac7.32xlarge.2

128

256

55/35

1,000

1,300

32

16

256

20/16

17

ac7.48xlarge.2

192

384

100/80

1,600

1,800

32

16

256

30/24

25

ac7.58xlarge.2

232

432

120/100

2,000

2,000

32

16

256

None/36

30

ac7.large.4

2

8

2/1

40

75

2

2

16

5/0.2

1

ac7.xlarge.4

4

16

3/1.5

60

150

2

3

32

5/0.5

1.5

ac7.2xlarge.4

8

32

4/2.5

100

200

4

4

64

5/1.0

2

ac7.4xlarge.4

16

64

8/5

200

300

8

8

128

5/2.0

3

ac7.8xlarge.4

32

128

15/8

300

400

16

8

256

5/4

5

ac7.12xlarge.4

48

192

22/12

400

500

16

8

256

7.5/6

7

ac7.16xlarge.4

64

256

28/16

550

800

24

12

256

10/8

10

ac7.24xlarge.4

96

384

40/25

800

1,000

24

12

256

15/12

13

ac7.29xlarge.4

116

464

50/30

950

1,200

32

16

256

18/14

14

ac7.32xlarge.4

128

512

55/35

1,000

1,300

32

16

256

20/16

17

ac7.48xlarge.4

192

768

100/80

1,600

1,800

32

16

256

30/24

25

ac7.58xlarge.4

232

928

120/100

2,000

2,000

32

16

256

None/36

30
Table 17 C7n ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Max./Assured EVS Disk Bandwidth

(Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

c7n.large.2

2

4

4/0.8

40

50

2

2

16

6/1.5

16

KVM

c7n.xlarge.2

4

8

8/1.6

80

50

2

3

32

6/2

16

KVM

c7n.2xlarge.2

8

16

15/3

150

100

4

4

64

6/3

16

KVM

c7n.3xlarge.2

12

24

17/5

200

150

4

6

96

6/4

16

KVM

c7n.4xlarge.2

16

32

20/6

280

150

8

8

128

6/5

16

KVM

c7n.6xlarge.2

24

48

25/9

400

200

8

8

192

None/6

16

KVM

c7n.8xlarge.2

32

64

30/12

550

300

16

8

256

None/8

16

KVM

c7n.12xlarge.2

48

96

35/18

750

400

16

8

256

None/12

16

KVM

c7n.16xlarge.2

64

128

36/24

800

500

28

8

256

None/16

16

KVM

c7n.24xlarge.2

96

192

40/36

850

800

32

8

256

None/24

22.5

KVM

c7n.large.4

2

8

4/0.8

40

50

2

2

16

6/1.5

16

KVM

c7n.xlarge.4

4

16

8/1.6

80

50

2

3

32

6/2

16

KVM

c7n.2xlarge.4

8

32

15/3

150

100

4

4

64

6/3

16

KVM

c7n.3xlarge.4

12

48

17/5

200

150

4

6

96

6/4

16

KVM

c7n.4xlarge.4

16

64

20/6

280

150

8

8

128

6/5

16

KVM

c7n.6xlarge.4

24

96

25/9

400

200

8

8

192

None/6

16

KVM

c7n.8xlarge.4

32

128

30/12

550

300

16

8

256

None/8

16

KVM

c7n.12xlarge.4

48

192

35/18

750

400

16

8

256

None/12

16

KVM

c7n.16xlarge.4

64

256

36/24

800

500

28

8

256

None/16

16

KVM

c7n.24xlarge.4

96

384

40/36

850

800

32

8

256

None/24

22.5

KVM
Table 18 C7t ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Max./Assured EVS Disk Bandwidth

(Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

c7t.large.2

2

4

10/1.28

80

50

2

2

16

6/1.5

16

QingTian

c7t.xlarge.2

4

8

16/2.56

150

50

2

3

32

6/2

16

c7t.2xlarge.2

8

16

20/4

200

100

4

4

64

6/3

16

c7t.3xlarge.2

12

24

34/6.4

300

150

4

6

96

6/4

16

c7t.4xlarge.2

16

32

40/8

400

150

8

8

128

6/5

16

c7t.6xlarge.2

24

48

50/14.4

600

200

8

8

192

None/6

16

c7t.8xlarge.2

32

64

60/16

800

300

16

8

256

None/8

16

c7t.12xlarge.2

48

96

70/28.8

1,200

400

16

8

256

None/10

16

c7t.16xlarge.2

64

128

72/32

1,500

500

28

8

256

None/16

16

c7t.24xlarge.2

96

192

80/40

2,400

800

32

8

256

None/20

22.5

c7t.32xlarge.2

128

256

90/48

3,000

1,000

32

8

256

None/24

30

c7t.large.4

2

8

10/1.28

80

50

2

2

16

6/1.5

16

QingTian

c7t.xlarge.4

4

16

16/2.56

150

50

2

3

32

6/2

16

c7t.2xlarge.4

8

32

20/4

200

100

4

4

64

6/3

16

c7t.3xlarge.4

12

48

34/6.4

300

150

4

6

96

6/4

16

c7t.4xlarge.4

16

64

40/8

400

150

8

8

128

6/5

16

c7t.6xlarge.4

24

96

50/14.4

600

200

8

8

192

None/6

16

c7t.8xlarge.4

32

128

60/16

800

300

16

8

256

None/8

16

c7t.12xlarge.4

48

192

70/28.8

1,200

400

16

8

256

None/10

16

c7t.16xlarge.4

64

256

72/32

1,500

500

28

8

256

None/16

16

c7t.24xlarge.4

96

384

80/40

2,400

800

32

8

256

None/20

22.5

c7t.32xlarge.4

128

512

90/48

3,000

1,000

32

8

256

None/24

30
Table 19 C7h ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Max. NICs

Virtualization

c7h.32xlarge.2.physical

128

256

44/40

1,000

16

33

Bare metal

c7h.38xlarge.2.physical

152

512

100/90

3,000

32

32

Bare metal

c7h.32xlarge.4.physical

128

512

44/40

1,000

16

33

Bare metal

c7h.38xlarge.4.physical

152

768

100/90

3,000

32

32

Bare metal
Table 20 X2e instance specifications

vCPUs

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Virtualization

2

2/1

40

2

2

8

QingTian

4

3/1.5

60

2

3

16

8

6/2.5

100

4

4

32

16

12/5

200

8

4

64

32

16/8

300

16

4

128

48

22/12

400

16

4

256

64

28/16

550

28

4

256

96

40/25

800

32

8

256

128

55/35

1000

32

10

256
Table 21 X1e ECS specifications

vCPUs

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Virtualization

2

2/1

40

2

2

16

KVM

4

3/1.5

60

2

3

32

KVM

8

6/2.5

100

4

4

64

KVM

12

8/4

150

4

6

96

KVM

16

12/5

200

8

8

128

KVM

20

13/5

220

8

8

128

KVM

24

14/6

250

8

8

192

KVM

28

15/6

280

8

8

192

KVM

32

16/8

300

16

8

256

KVM
Table 22 C6s ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. EVS Disk Bandwidth (Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

c6s.large.2

2

4

1/1

30

50

2

2

1.5

1

KVM

c6s.xlarge.2

4

8

2/2

60

50

2

3

2

2

KVM

c6s.2xlarge.2

8

16

4/4

120

100

4

4

3

2.5

KVM

c6s.3xlarge.2

12

24

5.5/5.5

180

150

4

6

4

3

KVM

c6s.4xlarge.2

16

32

7.5/7.5

240

150

8

8

5

4

KVM

c6s.6xlarge.2

24

48

11/11

350

200

8

8

7.5

5

KVM

c6s.8xlarge.2

32

64

15/15

450

300

16

8

10

6

KVM

c6s.12xlarge.2

48

96

22/22

650

400

16

8

15

10

KVM

c6s.16xlarge.2

64

128

30/30

850

500

32

8

20

15

KVM

c6s.large.4

2

8

1/1

30

50

2

2

1.5

1

KVM

c6s.xlarge.4

4

16

2/2

60

50

2

3

2

2

KVM

c6s.2xlarge.4

8

32

4/4

120

100

4

4

3

2.5

KVM

c6s.3xlarge.4

12

48

5.5/5.5

180

150

4

6

4

3

KVM

c6s.4xlarge.4

16

64

7.5/7.5

240

150

8

8

5

4

KVM

c6s.6xlarge.4

24

96

11/11

350

200

8

8

7.5

5

KVM

c6s.8xlarge.4

32

128

15/15

450

300

16

8

10

6

KVM

c6s.12xlarge.4

48

192

22/22

650

400

16

8

15

10

KVM

c6s.16xlarge.4

64

256

30/30

850

500

32

8

20

15

KVM
Table 23 C6h ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Max. NICs

Virtualization

c6h.22xlarge.2.physical

88

192

44/40

1,000

16

33

Bare metal

c6h.22xlarge.4.physical

88

384

44/40

1,000

16

33

Bare metal
Table 24 C6 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max./Assured EVS Disk Bandwidth

(Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

c6.large.2

2

4

4/1.2

40

50

2

2

5/1

1

KVM

c6.xlarge.2

4

8

8/2.4

80

50

2

3

5/1.5

2

KVM

c6.2xlarge.2

8

16

15/4.5

150

100

4

4

5/2

2.5

KVM

c6.3xlarge.2

12

24

17/7

200

150

4

6

5/2.5

3

KVM

c6.4xlarge.2

16

32

20/9

280

150

8

8

5/3.5

4

KVM

c6.6xlarge.2

24

48

25/14

400

200

8

8

5/4

5

KVM

c6.8xlarge.2

32

64

30/18

550

300

16

8

10/7

6

KVM

c6.12xlarge.2

48

96

35/27

750

400

16

8

15/10

10

KVM

c6.16xlarge.2

64

128

40/36

1,000

500

32

8

None/20

15

KVM

c6.22xlarge.2

88

176

44/40

1,200

1,000

32

8

None/20

20

KVM

c6.22xlarge.2.physical

88

192

44/40

1,000

1,000

16

33

None/20

20

Bare metal

c6.large.4

2

8

4/1.2

40

50

2

2

5/1

1

KVM

c6.xlarge.4

4

16

8/2.4

80

50

2

3

5/1.5

2

KVM

c6.2xlarge.4

8

32

15/4.5

150

100

4

4

5/2

2.5

KVM

c6.3xlarge.4

12

48

17/7

200

150

4

6

5/2.5

3

KVM

c6.4xlarge.4

16

64

20/9

280

150

8

8

5/3.5

4

KVM

c6.6xlarge.4

24

96

25/14

400

200

8

8

5/4

5

KVM

c6.8xlarge.4

32

128

30/18

550

300

16

8

10/7

6

KVM

c6.12xlarge.4

48

192

35/27

750

400

16

8

15/10

10

KVM

c6.16xlarge.4

64

256

40/36

1,000

500

32

8

None/20

15

KVM

c6.22xlarge.4

88

352

44/40

1,200

1,000

28

8

None/20

20

KVM

c6.22xlarge.4.physical

88

384

44/40

1,000

1,000

16

33

None/20

20

Bare metal
Table 25 C3ne ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Max. NICs

Virtualization

c3ne.large.2

2

4

4/1.3

40

2

2

KVM

c3ne.xlarge.2

4

8

8/2.5

80

2

3

KVM

c3ne.2xlarge.2

8

16

15/5

150

4

4

KVM

c3ne.4xlarge.2

16

32

20/10

280

8

8

KVM

c3ne.8xlarge.2

32

64

30/20

550

16

8

KVM

c3ne.15xlarge.2

60

128

40/40

1,000

32

8

KVM

c3ne.large.4

2

8

4/1.3

40

2

2

KVM

c3ne.xlarge.4

4

16

8/2.5

80

2

3

KVM

c3ne.2xlarge.4

8

32

15/5

150

4

4

KVM

c3ne.4xlarge.4

16

64

20/10

280

8

8

KVM

c3ne.8xlarge.4

32

128

30/20

550

16

8

KVM

c3ne.15xlarge.4

60

256

40/40

1,000

32

8

KVM
Table 26 C3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Basic EVS Disk Bandwidth

(Gbit/s)

Virtualization

c3.large.2

2

4

1.5/0.6

30

2

1

KVM

c3.xlarge.2

4

8

3/1

50

2

1.5

KVM

c3.2xlarge.2

8

16

5/2

90

4

2

KVM

c3.3xlarge.2

12

24

7/3

110

4

2.5

KVM

c3.4xlarge.2

16

32

10/4

130

4

3

KVM

c3.6xlarge.2

24

48

12/6

200

8

3.5

KVM

c3.8xlarge.2

32

64

15/8

260

8

4

KVM

c3.15xlarge.2

60

128

16/16

500

16

8

KVM

c3.large.4

2

8

1.5/0.6

30

2

1

KVM

c3.xlarge.4

4

16

3/1

50

2

1.5

KVM

c3.2xlarge.4

8

32

5/2

90

4

2

KVM

c3.3xlarge.4

12

48

7/3

110

4

2.5

KVM

c3.4xlarge.4

16

64

10/4

130

4

3

KVM

c3.6xlarge.4

24

96

12/6

200

8

3.5

KVM

c3.8xlarge.4

32

128

15/8

260

8

4

KVM

c3.15xlarge.4

60

256

16/16

500

16

8

KVM

General Computing-Basic ECSs

For more details, see General Computing-Basic ECSs.

Table 27 General computing-basic ECS features

Series

Compute

Disk Type

Network

T6
  • vCPU to memory ratio: 1:1, 1:2, or 1:4
  • Number of vCPUs: 1 to 16
  • Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.2 GHz/3.0 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • An ECS with higher specifications has better network performance.
  • Maximum packets per second (PPS): 600,000
  • Maximum intranet bandwidth: 3 Gbit/s
  • Maximum number of network connections: 500,000
Table 28 T6 ECS specifications

Flavor

vCPUs

Memory

(GiB)

CPU Baseline (%)

Average CPU Baseline (%)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Virtualization

t6.small.1

1

1

10

10

0.3/0.05

6

30

1

1

KVM

t6.large.1

2

2

40

20

0.5/0.1

10

30

1

1

KVM

t6.xlarge.1

4

4

80

20

1/0.2

20

30

2

2

KVM

t6.2xlarge.1

8

8

120

15

2/0.4

40

30

4

2

KVM

t6.4xlarge.1

16

16

240

15

3/0.8

60

50

8

2

KVM

t6.medium.2

1

2

10

10

0.3/0.05

6

30

1

1

KVM

t6.large.2

2

4

40

20

0.5/0.1

10

30

1

1

KVM

t6.xlarge.2

4

8

80

20

1/0.2

20

30

2

2

KVM

t6.2xlarge.2

8

16

120

15

2/0.4

40

30

4

2

KVM

t6.4xlarge.2

16

32

240

15

3/0.8

60

50

8

2

KVM

t6.large.4

2

8

40

20

0.5/0.1

10

30

1

1

KVM

t6.xlarge.4

4

16

80

20

1/0.2

20

30

2

2

KVM

t6.2xlarge.4

8

32

120

15

2/0.4

40

30

4

2

KVM

Memory-optimized ECSs

For more details, see Memory-optimized ECSs.

Table 29 Memory-optimized ECS features

Series

Compute

Disk Type

Network

M9
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Support for IPv6
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 40,000,000
  • Maximum intranet bandwidth: 120 Gbit/s
  • Maximum number of network connections: 10,000,000

aM8
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Support for IPv6
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 20,000,000
  • Maximum intranet bandwidth: 120 Gbit/s
  • Maximum number of network connections: 10,000,000

M7
  • vCPU to memory ratio: 1:8
  • Number of vCPUs: 2 to 128
  • 3rd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 3.0 GHz/3.5 GHz
  • Hyper-threading (Enabling or Disabling Hyper-Threading)
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Support for IPv6
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 12,000,000
  • Maximum intranet bandwidth: 42 Gbit/s
  • Maximum number of network connections: 10,000,000

aM7
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Support for IPv6
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 20,000,000
  • Maximum intranet bandwidth: 100 Gbit/s
  • Maximum number of network connections: 20,000,000

M7n
  • vCPU to memory ratio: 1:8
  • Number of vCPUs: 2 to 96
  • 3rd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.6 GHz/3.4 GHz
  • Hyper-threading (Enabling or Disabling Hyper-Threading)
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Support for IPv6
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 8,500,000
  • Maximum intranet bandwidth: 40 Gbit/s
  • Maximum number of network connections: 8,000,000

M6
  • vCPU to memory ratio: 1:8
  • Number of vCPUs: 2 to 64
  • 2nd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 3.0 GHz/3.4 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 10,000,000
  • Maximum intranet bandwidth: 40 Gbit/s
  • Maximum number of network connections: 10,000,000

M3ne
  • vCPU to memory ratio: 1:8
  • Number of vCPUs: 2 to 60
  • Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 3.0 GHz/3.4 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 10,000,000
  • Maximum intranet bandwidth: 40 Gbit/s

M3
  • vCPU to memory ratio: 1:8
  • Number of vCPUs: 2 to 60
  • Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 3.0 GHz/3.4 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 5,000,000
  • Maximum intranet bandwidth: 17 Gbit/s

M2
  • vCPU to memory ratio: 1:8
  • Number of vCPUs: 2 to 32
  • Intel® Xeon® Processor E5 v4 family
  • Basic/Turbo frequency: 2.4 GHz/3.3 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 600,000
  • Maximum intranet bandwidth: 13 Gbit/s
Table 30 M9 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Max. EVS Disk Bandwidth (Gbit/s)

(Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

m9.large.8

2

16

20/3

100

75

2

2

16

11

11

QingTian

m9.xlarge.8

4

32

20/5

160

200

4

3

32

11

11

m9.2xlarge.8

8

64

20/8

200

300

8

8

64

11

11

m9.4xlarge.8

16

128

30/12

350

400

16

8

128

11

11

m9.8xlarge.8

32

256

40/25

700

600

32

8

256

11

11

m9.16xlarge.8

64

512

60/40

1,000

700

64

8

256

21

23

m9.32xlarge.8

128

1024

100/80

2,000

1,000

64

10

256

43

46

m9.48xlarge.8

192

1504

120/102

4,000

1,000

64

12

256

64

70
Table 31 aM8 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Max./Assured EVS Disk Bandwidth (Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

am8.large.8

2

16

20/2

90

75

2

3

8

6/0.3

5

QingTian

am8.xlarge.8

4

32

20/3

100

150

4

3

16

6/0.5

5

am8.2xlarge.8

8

64

20/5

160

200

8

4

32

6/1.1

5

am8.4xlarge.8

16

128

30/8

200

300

16

4

64

6/2.1

5

am8.8xlarge.8

32

256

40/12

350

400

32

4

128

6/4.3

5

am8.12xlarge.8

48

384

50/18

500

500

48

4

256

8/6.4

7

am8.16xlarge.8

64

512

60/25

700

600

64

4

256

11/8.5

10

am8.24xlarge.8

96

768

80/35

1,000

700

64

8

256

16/13

13

am8.32xlarge.8

128

1024

100/45

1,400

800

64

10

256

21/17

17

am8.48xlarge.8

192

1536

120/65

2,000

1,000

64

12

256

32/26

25
Table 32 M7 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max./Assured EVS Disk Bandwidth

(Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

m7.large.8

2

16

4/0.8

40

50

2

2

6/1

16

QingTian

m7.xlarge.8

4

32

8/1.6

80

50

2

3

6/1.5

16

m7.2xlarge.8

8

64

15/3

150

100

4

4

6/2

16

m7.3xlarge.8

12

96

17/5

200

150

4

6

6/3

16

m7.4xlarge.8

16

128

20/6

280

150

8

8

6/4

16

m7.6xlarge.8

24

192

25/9

400

200

8

8

6/5

16

m7.8xlarge.8

32

256

30/12

550

300

16

8

None/6

16

m7.12xlarge.8

48

384

35/18

750

400

16

8

None/8

16

m7.16xlarge.8

64

512

36/24

1,000

500

28

8

None/12

16

m7.24xlarge.8

96

768

40/36

1,100

800

32

8

None/16

22.5

m7.32xlarge.8

128

1024

42/40

1,200

1,000

32

8

None/24

30
Table 33 aM7 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Max./Assured EVS Disk Bandwidth (Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

am7.large.8

2

16

2/1

40

75

2

2

16

5/0.2

1

KVM

am7.xlarge.8

4

32

3/1.5

60

150

2

3

32

5/0.5

1.5

am7.2xlarge.8

8

64

4/2.5

100

200

4

4

64

5/1.0

2

am7.4xlarge.8

16

128

8/5

200

300

8

8

128

5/2.0

3

am7.8xlarge.8

32

256

15/8

300

400

16

8

256

5/4

5

am7.12xlarge.8

48

384

22/12

400

500

16

8

256

7.5/6

7

am7.16xlarge.8

64

512

28/16

550

800

24

12

256

10/8

10

am7.24xlarge.8

96

768

40/25

800

1,000

24

12

256

15/12

13

am7.29xlarge.8

116

934

50/30

950

1,200

32

16

256

18/14

14

am7.32xlarge.8

128

1024

55/35

1,000

1,300

32

16

256

20/16

17

am7.48xlarge.8

192

1536

100/80

1,600

1,800

32

16

256

30/24

25

am7.58xlarge.8

232

1868

120/100

2,000

2,000

32

16

256

None/36

30
Table 34 M7n ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max./Assured EVS Disk Bandwidth

(Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

m7n.large.8

2

16

4/0.8

40

50

2

2

6/1.5

16

KVM

m7n.xlarge.8

4

32

8/1.6

80

50

2

3

6/2

16

KVM

m7n.2xlarge.8

8

64

15/3

150

100

4

4

6/3

16

KVM

m7n.3xlarge.8

12

96

17/5

200

150

4

6

6/4

16

KVM

m7n.4xlarge.8

16

128

20/6

280

150

8

8

6/5

16

KVM

m7n.6xlarge.8

24

192

25/9

400

200

8

8

None/6

16

KVM

m7n.8xlarge.8

32

256

30/12

550

300

16

8

None/8

16

KVM

m7n.12xlarge.8

48

384

35/18

750

400

16

8

None/12

16

KVM

m7n.16xlarge.8

64

512

36/24

800

500

28

8

None/16

16

KVM

m7n.24xlarge.8

96

768

40/36

850

800

32

8

None/24

22.5

KVM
Table 35 M6 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max./Assured EVS Disk Bandwidth

(Gbit/s)

Max. EVS Disk IOPS (10,000)

Virtualization

m6.large.8

2

16

4/1.2

40

50

2

2

5/1

1

KVM

m6.xlarge.8

4

32

8/2.4

80

50

2

3

5/1.5

2

KVM

m6.2xlarge.8

8

64

15/4.5

150

100

4

4

5/2

2.5

KVM

m6.3xlarge.8

12

96

17/7

200

150

4

6

5/2.5

3

KVM

m6.4xlarge.8

16

128

20/9

280

150

8

8

5/3.5

4

KVM

m6.6xlarge.8

24

192

25/14

400

200

8

8

5/4

5

KVM

m6.8xlarge.8

32

256

30/18

550

300

16

8

10/7

6

KVM

m6.12xlarge.8

48

384

35/27

750

400

16

8

15/10

10

KVM

m6.16xlarge.8

64

512

40/36

1,000

500

32

8

None/20

15

KVM

m6.22xlarge.8.physical

88

768

40/40

1,000

1,000

16

33

None/20

20

Bare metal
Table 36 M3ne ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

PPS

(10,000)

Max. NIC Queues

Max. NICs

Virtualization

m3ne.large.8

2

16

4/1.3

40

2

2

KVM

m3ne.xlarge.8

4

32

8/2.5

80

2

3

KVM

m3ne.2xlarge.8

8

64

15/5

150

4

4

KVM

m3ne.3xlarge.8

12

96

17/8

200

4

6

KVM

m3ne.4xlarge.8

16

128

20/10

280

8

8

KVM

m3ne.6xlarge.8

24

192

25/16

400

8

8

KVM

m3ne.8xlarge.8

32

256

30/20

550

16

8

KVM

m3ne.15xlarge.8

60

512

40/40

1,000

32

8

KVM
Table 37 M3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Basic EVS Disk Bandwidth

(Gbit/s)

PPS

(10,000)

Max. NIC Queues

Basic EVS Disk Bandwidth

(Gbit/s)

Virtualization

m3.large.8

2

16

1.5/0.6

1

30

2

1

KVM

m3.xlarge.8

4

32

3/1.1

1.5

50

2

1.5

KVM

m3.2xlarge.8

8

64

5/2

2

90

4

2

KVM

m3.3xlarge.8

12

96

8/3.5

2.5

110

4

2.5

KVM

m3.4xlarge.8

16

128

10/4.5

3

130

4

3

KVM

m3.6xlarge.8

24

192

12/6.5

3.5

200

8

3.5

KVM

m3.8xlarge.8

32

256

15/9

4

260

8

4

KVM

m3.15xlarge.8

60

512

17/17

8

500

16

8

KVM
Table 38 M2 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

PPS

(10,000)

Max. NIC Queues

Virtualization

m2.large.8

2

16

1.5/0.5

10

1

KVM

m2.xlarge.8

4

32

3/1

15

1

KVM

m2.2xlarge.8

8

64

5/2

30

2

KVM

m2.4xlarge.8

16

128

8/4

40

4

KVM

m2.8xlarge.8

32

256

13/8

60

8

KVM

Large-Memory ECSs

For more details, see Large-Memory ECSs.

Table 39 Large-memory ECS features

Series

Compute

Disk Type

Network

E7
  • vCPU to memory ratio: 1:20 or 1:21
  • Number of vCPUs: 48 to 384
  • Next-generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency (vCPU to memory ratio: 1:20): 2.6 GHz/3.4 GHz
  • Basic/Turbo frequency (vCPU to memory ratio: 1:21): 2.1 GHz/3.8 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Support for IPv6
  • Ultra-high packets per second (PPS) throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 30,000,000
  • Maximum intranet bandwidth: 100 Gbit/s
  • Maximum number of network connections: 10,000,000

E6
  • vCPU to memory ratio: 1:28
  • Number of vCPUs: 104 to 208
  • 2nd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.7 GHz/4.0 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 10,000,000
  • Maximum intranet bandwidth: 40 Gbit/s

E3
  • vCPU to memory ratio: 1:12, 1:14, or 1:20
  • Number of vCPUs: 28 to 208
  • Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency (vCPU to memory ratio: 1:12): 3.0 GHz/3.4 GHz
  • Basic/Turbo frequency (vCPU to memory ratio: 1:14 or 1:20): 2.1 GHz/3.8 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 10,000,000
  • Maximum intranet bandwidth: 40 Gbit/s
Table 40 E7 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Virtualization

e7.12xlarge.20

48

960

30/20

550

500

16

8

1,024

KVM

e7.24xlarge.20

96

1,920

44/40

1,000

1,000

32

8

2,048

KVM

e7.48xlarge.21

192

4,032

50/40

1,500

500

16

8

1,024

QingTian

e7.96xlarge.21

384

8,064

100/90

3,000

1,000

32

8

2,048

QingTian
Table 41 E6 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Max. NICs

Virtualization

e6.26xlarge.28

104

2,948

30/20

550

16

8

KVM

e6.52xlarge.28

208

5,896

40/40

1,000

32

8

KVM
Table 42 E3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Max. NICs

Virtualization

e3.7xlarge.12

28

348

25/12

280

8

8

KVM

e3.14xlarge.12

56

696

25/25

550

16

8

KVM

e3.26xlarge.14

104

1,466

30/20

550

16

8

KVM

e3.52xlarge.14

208

2,932

40/40

1,000

32

8

KVM

e3.52xlarge.20

208

4,096

40/40

1,000

32

8

KVM

Disk-intensive ECSs

For more details, see Disk-intensive ECSs.

Table 43 Disk-intensive ECS features

Series

Compute

Disk Type

Network

D7
  • vCPU to memory ratio: 1:4
  • Number of vCPUs: 4 to 64
  • 3rd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.6 GHz/3.4 GHz
  • Hyper-threading (Enabling or Disabling Hyper-Threading)
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Support for IPv6
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 8,500,000
  • Maximum intranet bandwidth: 42 Gbit/s
  • Maximum number of network connections: 5,000,000

D6
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 9,000,000
  • Maximum intranet bandwidth: 44 Gbit/s
  • Maximum number of network connections: 7,000,000

D3
  • vCPU to memory ratio: 1:8 or 1:10
  • Number of vCPUs: 4 to 56
  • Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 3.0 GHz/3.4 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 5,000,000
  • Maximum intranet bandwidth: 40 Gbit/s

D2
  • vCPU to memory ratio: 1:8
  • Number of vCPUs: 4 to 48
  • Intel® Xeon® Processor E5 v4 family
  • Basic/Turbo frequency: 2.6 GHz/3.5 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 900,000
  • Maximum intranet bandwidth: 13 Gbit/s
Table 44 D7 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Local Disks

(GiB)

Virtualization

d7.xlarge.4

4

16

5/1.7

60

50

2

3

32

2 × 3,600

KVM

d7.2xlarge.4

8

32

10/3.5

120

100

4

4

64

4 × 3,600

KVM

d7.4xlarge.4

16

64

20/6.7

240

150

4

6

96

8 × 3,600

KVM

d7.6xlarge.4

24

96

25/10

350

200

8

8

128

12 × 3,600

KVM

d7.8xlarge.4

32

128

30/13.5

450

300

8

8

192

16 × 3,600

KVM

d7.12xlarge.4

48

192

40/20

650

400

16

8

256

24 × 3,600

KVM

d7.16xlarge.4

64

256

42/27

850

500

16

8

256

32 × 3,600

KVM
Table 45 D6 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Local Disks

(GiB)

Virtualization

d6.xlarge.4

4

16

5/2

60

50

2

3

2 × 3,600

KVM

d6.2xlarge.4

8

32

10/4

120

100

4

4

4 × 3,600

KVM

d6.4xlarge.4

16

64

20/7.5

240

150

8

8

8 × 3,600

KVM

d6.6xlarge.4

24

96

25/11

350

200

8

8

12 × 3,600

KVM

d6.8xlarge.4

32

128

30/15

450

300

16

8

16 × 3,600

KVM

d6.12xlarge.4

48

192

40/22

650

400

16

8

24 × 3,600

KVM

d6.16xlarge.4

64

256

42/30

850

500

32

8

32 × 3,600

KVM

d6.18xlarge.4

72

288

44/34

900

700

32

8

36 × 3,600

KVM
Table 46 D3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Max. NICs

Local Disks

(GiB)

Virtualization

d3.xlarge.8

4

32

2.5/2.5

50

2

3

2 × 1,675

KVM

d3.2xlarge.8

8

64

5/5

100

2

4

4 × 1,675

KVM

d3.4xlarge.8

16

128

10/10

120

4

8

8 × 1,675

KVM

d3.6xlarge.8

24

192

15/15

160

6

8

12 × 1,675

KVM

d3.8xlarge.8

32

256

20/20

200

8

8

16 × 1,675

KVM

d3.12xlarge.8

48

384

32/32

220

16

8

24 × 1,675

KVM

d3.14xlarge.10

56

560

40/40

500

16

8

28 × 1,675

KVM
Table 47 D2 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Local Disks

(GiB)

Virtualization

d2.xlarge.8

4

32

3/1

15

2

2 × 1,675

KVM

d2.2xlarge.8

8

64

5/2

30

2

4 × 1,675

KVM

d2.4xlarge.8

16

128

8/4

40

4

8 × 1,675

KVM

d2.6xlarge.8

24

192

10/6

50

6

12 × 1,675

KVM

d2.8xlarge.8

32

256

13/8

60

8

16 × 1,675

KVM

d2.12xlarge.8

48

384

13/13

90

8

24 × 1,675

KVM

Ultra-high I/O ECSs

For more details, see Ultra-high I/O ECSs.

Table 48 Ultra-high I/O ECS features

Series

Compute

Disk Type

Network

I9
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 20,000,000
  • Maximum intranet bandwidth: 100 Gbit/s
  • Maximum number of network connections: 10,000,000

D7i
  • vCPU to memory ratio: 1:4
  • Number of vCPUs: 8 to 96
  • 3rd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 3.0 GHz/3.5 GHz
  • Hyper-threading (Enabling or Disabling Hyper-Threading)
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 8,000,000
  • Maximum intranet bandwidth: 44 Gbit/s
  • Maximum number of network connections: 8,000,000

Ir7
  • vCPU to memory ratio: 1:4
  • Number of vCPUs: 2 to 64
  • 3rd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 3.0 GHz/3.5 GHz
  • Hyper-threading (Enabling or Disabling Hyper-Threading)
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 6,000,000
  • Maximum intranet bandwidth: 40 Gbit/s
  • Maximum number of network connections: 5,000,000

I7
  • vCPU to memory ratio: 1:4/1:8
  • Number of vCPUs: 8 to 96
  • 3rd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 3.0 GHz/3.5 GHz
  • Hyper-threading (Enabling or Disabling Hyper-Threading)
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 8,000,000
  • Maximum intranet bandwidth: 44 Gbit/s
  • Maximum number of network connections: 8,000,000

aI7
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 8,000,000
  • Maximum intranet bandwidth: 40 Gbit/s

Ir7n
  • vCPU to memory ratio: 1:4
  • Number of vCPUs: 2 to 64
  • 3rd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.6 GHz/3.5 GHz
  • Hyper-threading (Enabling or Disabling Hyper-Threading)
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 6,000,000
  • Maximum intranet bandwidth: 40 Gbit/s
  • Maximum number of network connections: 5,000,000

I7n
  • vCPU to memory ratio: 1:4/1:8
  • Number of vCPUs: 8 to 96
  • 3rd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.6 GHz/3.5 GHz
  • Hyper-threading (Enabling or Disabling Hyper-Threading)
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 8,000,000
  • Maximum intranet bandwidth: 44 Gbit/s
  • Maximum number of network connections: 8,000,000

Ir3
  • vCPU to memory ratio: 1:4
  • Number of vCPUs: 2 to 32
  • 2nd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.6 GHz/3.5 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 4,500,000
  • Maximum intranet bandwidth: 30 Gbit/s
  • Maximum number of network connections: 3,000,000

I3
  • vCPU to memory ratio: 1:8
  • Number of vCPUs: 8 to 64
  • Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 3.0 GHz/3.4 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 5,000,000
  • Maximum intranet bandwidth: 25 Gbit/s
Table 49 I9 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Local Disks

(GiB)

Virtualization

i9.4xlarge.4

16

64

30/12

350

400

16

8

128

1 × 3,200 GiB NVMe

QingTian

i9.8xlarge.4

32

128

40/25

700

600

32

8

256

2 × 3,200 GiB NVMe

i9.16xlarge.4

64

256

60/40

1,000

700

64

8

256

4 × 3,200 GiB NVMe

i9.32xlarge.4

128

512

100/80

2,000

1,000

64

10

256

8 × 3,200 GiB NVMe

i9.4xlarge.8

16

128

30/12

350

400

16

8

128

1 × 3,200 GiB NVMe

i9.8xlarge.8

32

256

40/25

700

600

32

8

256

2 × 3,200 GiB NVMe

i9.16xlarge.8

64

512

60/40

1,000

700

64

8

256

4 × 3,200 GiB NVMe

i9.32xlarge.8

128

1024

100/80

2,000

1,000

64

10

256

8 × 3,200 GiB NVMe
Table 50 D7i ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Local Disks

(GiB)

Virtualization

d7i.2xlarge.4

8

32

10/3

120

100

4

4

64

1 × 15,360 GiB NVMe

KVM

d7i.4xlarge.4

16

64

15/6

200

150

4

6

96

2 × 15,360 GiB NVMe

KVM

d7i.8xlarge.4

32

128

25/12

400

300

8

8

192

4 × 15,360 GiB NVMe

KVM

d7i.12xlarge.4

48

192

30/18

500

400

16

8

256

6 × 15,360 GiB NVMe

KVM

d7i.16xlarge.4

64

256

35/24

600

500

16

8

256

8 × 15,360 GiB NVMe

KVM

d7i.24xlarge.4

96

384

44/36

800

800

32

8

256

12 × 15,360 GiB NVMe

KVM
Table 51 Ir7 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Local Disks

(GiB)

Virtualization

ir7.large.4

2

8

3/0.8

40

50

2

3

2 × 50

KVM

ir7.xlarge.4

4

16

6/1.5

80

50

2

3

2 × 100

KVM

ir7.2xlarge.4

8

32

15/3.1

150

100

4

4

2 × 200

KVM

ir7.4xlarge.4

16

64

20/6.2

300

150

4

6

2 × 400

KVM

ir7.8xlarge.4

32

128

30/12

400

300

8

8

2 × 800

KVM

ir7.16xlarge.4

64

256

40/25

600

500

16

8

2 × 1,600

KVM
Table 52 I7 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Local Disks

(GiB)

Virtualization

i7.2xlarge.4

8

32

10/3

120

100

4

4

64

1 × 1,600 GiB NVMe

KVM

i7.4xlarge.4

16

64

15/6

200

150

4

6

96

2 × 1,600 GiB NVMe

KVM

i7.8xlarge.4

32

128

25/12

400

300

8

8

192

4 × 1,600 GiB NVMe

KVM

i7.12xlarge.4

48

192

30/18

500

400

16

8

256

6 × 1,600 GiB NVMe

KVM

i7.16xlarge.4

64

256

35/24

600

500

16

8

256

8 × 1,600 GiB NVMe

KVM

i7.24xlarge.4

96

384

44/36

800

800

32

8

256

12 × 1,600 GiB NVMe

KVM

i7.2xlarge.8

8

64

10/3

120

100

4

4

64

1 × 1,600 GiB NVMe

KVM

i7.4xlarge.8

16

128

15/6

200

150

4

6

96

2 × 1,600 GiB NVMe

KVM

i7.8xlarge.8

32

256

25/12

400

300

8

8

192

4 × 1,600 GiB NVMe

KVM

i7.12xlarge.8

48

384

30/18

500

400

16

8

256

6 × 1,600 GiB NVMe

KVM

i7.16xlarge.8

64

512

35/24

600

500

16

8

256

8 × 1,600 GiB NVMe

KVM

i7.24xlarge.8

96

768

44/36

800

800

32

8

256

12 × 1,600 GiB NVMe

KVM
Table 53 aI7 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Local Disks

(GiB)

Virtualization

ai7.2xlarge.8

8

64

4/2.5

100

8

8

64

1 × 1,600 GiB NVMe

KVM

ai7.4xlarge.8

16

128

8/5

200

16

8

128

2 × 1,600 GiB NVMe

KVM

ai7.8xlarge.8

32

256

15/8

300

16

8

256

4 × 1,600 GiB NVMe

KVM

ai7.12xlarge.8

48

384

22/12

400

16

8

256

6 × 1,600 GiB NVMe

KVM

ai7.16xlarge.8

64

512

28/16

550

24

12

256

8 × 1,600 GiB NVMe

KVM

ai7.24xlarge.8

96

768

40/25

800

24

12

256

12 × 1,600 GiB NVMe

KVM
Table 54 Ir7n ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Local Disks

(GiB)

Virtualization

ir7n.large.4

2

8

3/0.9

40

50

2

3

32

2 × 50

KVM

ir7n.xlarge.4

4

16

6/1.8

80

50

2

3

32

2 × 100

KVM

ir7n.2xlarge.4

8

32

15/3.6

150

100

4

4

64

2 × 200

KVM

ir7n.4xlarge.4

16

64

20/7.3

300

150

4

6

96

2 × 400

KVM

ir7n.8xlarge.4

32

128

30/14.5

400

300

8

8

192

2 × 800

KVM

ir7n.16xlarge.4

64

256

40/29

600

500

16

8

256

2 × 1,600

KVM
Table 55 I7n ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Max. NICs

Max. Supplementary NICs

Local Disks

(GiB)

Virtualization

i7n.2xlarge.4

8

32

10/3.4

120

100

4

4

64

1 × 1,600 GiB NVMe

KVM

i7n.4xlarge.4

16

64

15/6.7

200

150

4

6

96

2 × 1,600 GiB NVMe

KVM

i7n.8xlarge.4

32

128

25/13.5

400

300

8

8

192

4 × 1,600 GiB NVMe

KVM

i7n.12xlarge.4

48

192

30/20

500

400

16

8

256

6 × 1,600 GiB NVMe

KVM

i7n.16xlarge.4

64

256

35/27

600

500

16

8

256

8 × 1,600 GiB NVMe

KVM

i7n.24xlarge.4

96

420

44/40

800

800

32

8

256

12 × 1,600 GiB NVMe

KVM

i7n.2xlarge.8

8

64

10/3.4

120

100

4

4

64

1 × 1,600 GiB NVMe

KVM

i7n.4xlarge.8

16

128

15/6.7

200

150

4

6

96

2 × 1,600 GiB NVMe

KVM

i7n.8xlarge.8

32

256

25/13.5

400

300

8

8

192

4 × 1,600 GiB NVMe

KVM

i7n.12xlarge.8

48

384

30/20

500

400

16

8

256

6 × 1,600 GiB NVMe

KVM

i7n.16xlarge.8

64

512

35/27

600

500

16

8

256

8 × 1,600 GiB NVMe

KVM

i7n.24xlarge.8

96

768

44/40

800

800

32

8

256

12 × 1,600 GiB NVMe

KVM
Table 56 Ir3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Network Connections

(10,000)

Max. NIC Queues

Local Disks

(GiB)

Max. NICs

Virtualization

ir3.large.4

2

8

4/1.2

40

50

2

2 × 50

2

KVM

ir3.xlarge.4

4

16

8/2.4

80

50

2

2 × 100

3

KVM

ir3.2xlarge.4

8

32

15/4.5

140

100

4

2 × 200

4

KVM

ir3.4xlarge.4

16

64

20/9

250

150

8

2 × 400

8

KVM

ir3.8xlarge.4

32

128

30/18

450

300

16

2 × 800

8

KVM
Table 57 I3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Local Disks

(GiB)

Max. NICs

Virtualization

i3.2xlarge.8

8

64

2.5/2.5

100

4

1 × 1,600 GiB NVMe

4

KVM

i3.4xlarge.8

16

128

5/5

150

4

2 × 1,600 GiB NVMe

8

KVM

i3.8xlarge.8

32

256

10/10

200

8

4 × 1,600 GiB NVMe

8

KVM

i3.12xlarge.8

48

384

15/15

240

8

6 × 1,600 GiB NVMe

8

KVM

i3.15xlarge.8

60

512

25/25

500

16

7 × 1,600 GiB NVMe

8

KVM

i3.16xlarge.8

64

512

25/25

500

16

8 × 1,600 GiB NVMe

8

KVM

High-Performance Computing ECSs

For more details, see High-Performance Computing ECSs.

Table 58 High-performance computing ECS features

Series

Compute

Disk Type

Network

H3
  • vCPU to memory ratio: 1:2 or 1:4
  • Number of vCPUs: 2 to 32
  • Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 3.2 GHz/4.2 GHz
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • Ultra-high packets per second (PPS) throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 4,000,000
  • Maximum intranet bandwidth: 17 Gbit/s

Hc2
  • vCPU to memory ratio: 1:2 or 1:4
  • Number of vCPUs: 2 to 32
  • Intel® Xeon® Processor E5 v4 family
  • Basic/Turbo frequency: 2.6 GHz/3.5 GHz
  • Ultra-high PPS throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 600,000
  • Maximum intranet bandwidth: 13 Gbit/s
Table 59 H3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Virtualization

h3.large.2

2

4

2/1

30

2

KVM

h3.xlarge.2

4

8

4/2

60

2

KVM

h3.2xlarge.2

8

16

6/3.5

120

4

KVM

h3.3xlarge.2

12

24

6/5.5

160

4

KVM

h3.4xlarge.2

16

32

12/7.5

200

8

KVM

h3.6xlarge.2

24

48

15/11

300

8

KVM

h3.8xlarge.2

32

64

17/15

400

16

KVM

h3.large.4

2

8

2/1

30

2

KVM

h3.xlarge.4

4

16

4/2

60

2

KVM

h3.2xlarge.4

8

32

6/3.5

120

4

KVM

h3.3xlarge.4

12

48

6/5.5

160

4

KVM

h3.4xlarge.4

16

64

12/7.5

200

8

KVM

h3.6xlarge.4

24

96

15/11

300

8

KVM

h3.8xlarge.4

32

128

17/15

400

16

KVM
Table 60 Hc2 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Virtualization

hc2.large.2

2

4

1.5/0.5

10

1

KVM

hc2.xlarge.2

4

8

3/1

15

1

KVM

hc2.2xlarge.2

8

16

5/2

30

2

KVM

hc2.4xlarge.2

16

32

8/4

40

4

KVM

hc2.8xlarge.2

32

64

13/8

60

8

KVM

hc2.large.4

2

8

1.5/0.5

10

1

KVM

hc2.xlarge.4

4

16

3/1

15

1

KVM

hc2.2xlarge.4

8

32

5/2

30

2

KVM

hc2.4xlarge.4

16

64

8/4

40

4

KVM

hc2.8xlarge.4

32

128

13/8

60

8

KVM

Ultra-high Performance Computing ECSs

For more details, see Ultra-high Performance Computing ECSs.

Table 61 H2 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Local Disks

(GiB)

Virtualization

h2.3xlarge.10

16

128

13/8

90

8

1 × 3,200

KVM

h2.3xlarge.20

16

256

13/8

90

8

1 × 3,200

KVM

GPU-accelerated ECSs

For more details, see GPU-accelerated ECSs.

Table 62 GPU-accelerated ECSs

Type

Series

GPU

CUDA Cores per GPU

Single-GPU Performance

Application

Remarks

Graphics-accelerated

G6v

NVIDIA T4 (vGPU virtualization)

2,560
  • 8.1 TFLOPS of single-precision floating-point computing
  • 130 INT8 TOPS
  • 260 INT4 TOPS

Cloud desktop, graphics rendering, 3D visualization, and heavy-load graphics design

Hyper-threading (Enabling or Disabling Hyper-Threading)

Graphics-accelerated

G6

NVIDIA T4 (GPU passthrough)

2,560
  • 8.1 TFLOPS of single-precision floating-point computing
  • 130 INT8 TOPS
  • 260 INT4 TOPS

Cloud desktop, graphics rendering, 3D visualization, and heavy-load graphics design

Hyper-threading (Enabling or Disabling Hyper-Threading)

Graphics-accelerated

G5

NVIDIA V100

5,120
  • 14 TFLOPS of single-precision floating-point computing
  • 7 TFLOPS of double-precision floating-point computing
  • 112 TFLOPS Tensor Cores for deep learning acceleration

Cloud desktop, graphics rendering, 3D visualization, and heavy-load graphics design

Hyper-threading (Enabling or Disabling Hyper-Threading)

Graphics-accelerated

G3

NVIDIA M60 (GPU passthrough)

2,048

4.8 TFLOPS of single-precision floating-point computing

Cloud desktop, graphics rendering, 3D visualization, and heavy-load graphics design

-

Graphics-accelerated

G1

NVIDIA M60 (GPU virtualization)

2,048

4.8 TFLOPS of single-precision floating-point computing

Cloud desktop, graphics rendering, 3D visualization, and heavy-load graphics design

-

Computing-accelerated

P2vs

NVIDIA V100 NVLink (GPU passthrough)

5,120
  • 15.7 TFLOPS of single-precision floating-point computing
  • 7.8 TFLOPS of double-precision floating-point computing
  • 125 TFLOPS Tensor Cores for deep learning acceleration
  • 300 GiB/s NVLink

Machine learning, deep learning, inference training, scientific computing, seismic analysis, computing finance, rendering, multimedia encoding and decoding

Hyper-threading (Enabling or Disabling Hyper-Threading)

Computing-accelerated

P2s

NVIDIA V100

5,120
  • 14 TFLOPS of single-precision floating-point computing
  • 7 TFLOPS of double-precision floating-point computing
  • 112 TFLOPS Tensor Cores for deep learning acceleration

AI deep learning training, scientific computing, computational fluid dynamics, computational finance, seismic analysis, molecular modeling, and genomics.

Hyper-threading (Enabling or Disabling Hyper-Threading)

Computing-accelerated

P2v

NVIDIA V100 NVLink (GPU passthrough)

5,120
  • 15.7 TFLOPS of single-precision floating-point computing
  • 7.8 TFLOPS of double-precision floating-point computing
  • 125 TFLOPS Tensor Cores for deep learning acceleration
  • 300 GiB/s NVLink

Machine learning, deep learning, inference training, scientific computing, seismic analysis, computing finance, rendering, multimedia encoding and decoding

Hyper-threading (Enabling or Disabling Hyper-Threading)

Inference-accelerated

Pi2

NVIDIA T4 (GPU passthrough)

2,560
  • 8.1 TFLOPS of single-precision floating-point computing
  • 130 INT8 TOPS
  • 260 INT4 TOPS

Machine learning, deep learning, inference training, scientific computing, seismic analysis, computing finance, rendering, multimedia encoding and decoding

Hyper-threading (Enabling or Disabling Hyper-Threading)

Inference-accelerated

Pi1

NVIDIA P4 (GPU passthrough)

2,560

5.5 TFLOPS of single-precision floating-point computing

Machine learning, deep learning, inference training, scientific computing, seismic analysis, computing finance, rendering, multimedia encoding and decoding

Hyper-threading (Enabling or Disabling Hyper-Threading)
Table 63 G6v ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

GPUs

GPU Memory

(GiB)

Virtualization

g6v.2xlarge.2

8

16

6/2

35

4

1/8 × T4

2

KVM

g6v.2xlarge.4

8

32

10/4

50

4

1/4 × T4

4

KVM

g6v.4xlarge.4

16

64

15/8

100

8

1/2 × T4

8

KVM
Table 64 G6 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth (Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Max. NICs

GPUs

GPU Memory

(GiB)

Virtualization

g6.xlarge.4

4

16

6/2

200

8

8

1 × T4

16

KVM

g6.4xlarge.4

16

64

15/8

200

8

8

1 × T4

16

KVM

g6.6xlarge.4

24

96

25/15

200

8

8

1 × T4

16

KVM

g6.9xlarge.7

36

252

25/15

200

16

8

1 × T4

16

KVM

g6.10xlarge.7

40

280

25/15

200

16

8

1 × T4

16

KVM

g6.18xlarge.7

72

504

30/30

400

32

16

2 × T4

32

KVM

g6.20xlarge.7

80

560

30/30

400

32

16

2 × T4

32

KVM
Table 65 G5 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

GPUs

GPU Memory

(GiB)

Virtualization

g5.4xlarge.4

16

64

15/8

100

8

V100-8Q

8

KVM

g5.8xlarge.4

32

128

25/15

200

16

1 × V100

16

KVM
Table 66 G3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

GPUs

GPU Memory

(GiB)

Virtualization

g3.4xlarge.4

16

64

8/2.5

50

2

1 × M60

1 × 8

KVM

g3.8xlarge.4

32

128

10/5

100

4

2 × M60

2 × 8

KVM
Table 67 G1 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth (Gbit/s)

Max. Network PPS

GPUs

GPU Memory

(GiB)

Virtualization

g1.xlarge

4

8

Medium

Medium

1 × M60-1Q

1

Xen

g1.xlarge.4

4

16

Medium

Medium

1 × M60-1Q

1

Xen

g1.2xlarge

8

16

Medium

Medium

1 × M60-2Q

2

Xen

g1.2xlarge.8

8

64

Medium

Medium

Passthrough

8

Xen

g1.4xlarge

16

32

Medium

Medium

1 × M60-4Q

4

Xen
Table 68 P2vs ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth (Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

GPUs

GPU Connection

GPU Memory

(GiB)

Virtualization

p2vs.2xlarge.8

8

64

10/4

50

4

1 × V100

N/A

1 × 32 GiB

KVM

p2vs.4xlarge.8

16

128

15/8

100

8

2 × V100

NVLink

2 × 32 GiB

KVM

p2vs.8xlarge.8

32

256

25/15

200

16

4 × V100

NVLink

4 × 32 GiB

KVM

p2vs.16xlarge.8

64

512

30/30

400

32

8 × V100

NVLink

8 × 32 GiB

KVM
Table 69 P2s ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth (Gbit/s)

Max. Network PPS (10,000)

Max. NIC Queues

Max. NICs

GPUs

GPU Connection

GPU Memory (GiB)

Virtualization

p2s.2xlarge.8

8

64

10/4

50

4

4

1 × V100

PCIe Gen3

1 × 32 GiB

KVM

p2s.4xlarge.8

16

128

15/8

100

8

8

2 × V100

PCIe Gen3

2 × 32 GiB

KVM

p2s.8xlarge.8

32

256

25/15

200

16

8

4 × V100

PCIe Gen3

4 × 32 GiB

KVM

p2s.16xlarge.8

64

512

30/30

400

32

8

8 × V100

PCIe Gen3

8 × 32 GiB

KVM
Table 70 P2v ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth (Gbit/s)

Max. Network PPS (10,000)

Max. NIC Queues

Max. NICs

GPUs

GPU Connection

GPU Memory

(GiB)

Virtualization

p2v.2xlarge.8

8

64

10/4

50

4

4

1 × V100

N/A

1 × 16 GiB

KVM

p2v.4xlarge.8

16

128

15/8

100

8

8

2 × V100

NVLink

2 × 16 GiB

KVM

p2v.8xlarge.8

32

256

25/15

200

16

8

4 × V100

NVLink

4 × 16 GiB

KVM

p2v.16xlarge.8

64

512

30/30

400

32

8

8 × V100

NVLink

8 × 16 GiB

KVM
Table 71 Pi2 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth (Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

Max. NICs

GPUs

GPU Memory

(GiB)

Local Disks

Virtualization

pi2.2xlarge.4

8

32

10/4

50

4

4

1 × T4

1 × 16

N/A

KVM

pi2.4xlarge.4

16

64

15/8

100

8

8

2 × T4

2 × 16

N/A

KVM

pi2.8xlarge.4

32

128

25/15

200

16

8

4 × T4

4 × 16

N/A

KVM
Table 72 Pi1 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth

(Gbit/s)

Max. Network PPS

(10,000)

Max. NIC Queues

GPUs

GPU Memory

(GiB)

Local Disks

Virtualization

pi1.2xlarge.4

8

32

5/1.6

40

2

1 × P4

1 × 8 GiB

N/A

KVM

pi1.4xlarge.4

16

64

8/3.2

70

4

2 × P4

2 × 8 GiB

N/A

KVM

pi1.8xlarge.4

32

128

10/6.5

140

8

4 × P4

4 × 8 GiB

N/A

KVM

AI-accelerated ECSs

For more details, see AI-accelerated ECSs.

Table 73 AI-accelerated ECS features

Series

Compute

Disk Type

Network

Ai1s
  • vCPU to memory ratio: 1:4 or 1:2
  • Number of vCPUs: 2 to 32
  • 2nd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.6 GHz/3.5 GHz
  • Hyper-threading (Enabling or Disabling Hyper-Threading)
  • High I/O
  • General Purpose SSD
  • Ultra-high I/O
  • Extreme SSD
  • General Purpose SSD V2
  • Ultra-high packets per second (PPS) throughput
  • An ECS with higher specifications has better network performance.
  • Maximum PPS: 2,000,000
  • Maximum intranet bandwidth: 25 Gbit/s

Ai1
  • vCPU to memory ratio: 1:4
  • Number of vCPUs: 2 to 32
  • 2nd Generation Intel® Xeon® Scalable Processor
  • Basic/Turbo frequency: 2.6 GHz/3.5 GHz
  • Hyper-threading (Enabling or Disabling Hyper-Threading)
Table 74 Ai1s ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth (Gbit/s)

Max. Network PPS

(10,000)

Ascend 310 Processors

Ascend RAM

(GiB)

Max. NIC Queues

Max. NICs

Virtualization

ai1s.large.4

2

8

4/1.3

20

1

8

2

2

KVM

ai1s.xlarge.4

4

16

6/2

35

2

16

2

3

KVM

ai1s.2xlarge.4

8

32

10/4

50

4

32

4

4

KVM

ai1s.4xlarge.4

16

64

15/8

100

8

64

8

8

KVM

ai1s.8xlarge.4

32

128

25/15

200

16

128

8

8

KVM
Table 75 Ai1 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Network Bandwidth (Gbit/s)

Max. Network PPS

(10,000)

Ascend 310 Processors

Ascend RAM

(GiB)

Max. NIC Queues

Max. NICs

Virtualization

ai1.large.4

2

8

4/1.3

20

1

8

2

2

KVM

ai1.xlarge.4

4

16

6/2

35

2

16

2

3

KVM

ai1.2xlarge.4

8

32

10/4

50

4

32

4

4

KVM

ai1.4xlarge.4

16

64

15/8

100

8

64

8

8

KVM

ai1.8xlarge.4

32

128

25/15

200

16

128

8

8

KVM
Parent Topic: x86 ECS Specifications