Updated on 2024-07-24 GMT+08:00

A Summary List of ECS Specifications

General-Purpose

Table 1 T2 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth

Max. PPS

Virtualization

t2.micro

1

1

Low

Low

KVM

(Applicable only to Netherlands)

t2.small

1

2

Low

Low

t2.micro

1

1

Low

Low

Xen

(Applicable only to France)

t2.small

1

2

Low

Low

t2.large.2

2

4

Low

Low

t2.xlarge.2

4

8

Low

Low

t2.2xlarge.2

8

16

Low

Low

Table 2 S6 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth

(Gbit/s)

Max. PPS

(10,000)

Max. NIC Queues

Max. NICs

Virtualization

s6.small.1

1

1

0.8/0.15

10

1

2

KVM

s6.medium.2

1

2

0.8/0.15

10

1

2

KVM

s6.large.2

2

4

1.5/0.3

15

1

2

KVM

s6.xlarge.2

4

8

2/0.5

25

1

2

KVM

s6.2xlarge.2

8

16

3/1

50

2

2

KVM

s6.4xlarge.2

16

32

6/1.5

100

4

2

KVM

s6.medium.4

1

4

0.8/0.15

10

1

2

KVM

s6.large.4

2

8

1.5/0.3

15

1

2

KVM

s6.xlarge.4

4

16

2/0.5

25

1

2

KVM

s6.2xlarge.4

8

32

3/1

50

2

2

KVM

s6.4xlarge.4

16

64

6/1.5

100

4

2

KVM

Table 3 S3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth

(Gbit/s)

Max. PPS

(10,000)

Max. NIC Queues

Max. NICs

Virtualization

s3.small.1

1

1

0.5/0.1

5

1

1

KVM

s3.medium.2

1

2

0.5/0.1

5

1

1

KVM

s3.large.2

2

4

0.8/0.2

10

1

1

KVM

s3.xlarge.2

4

8

1.5/0.4

15

1

2

KVM

s3.2xlarge.2

8

16

3/0.8

20

2

2

KVM

s3.4xlarge.2

16

32

4/1.5

30

4

2

KVM

s3.medium.4

1

4

0.5/0.1

5

1

1

KVM

s3.large.4

2

8

0.8/0.2

10

1

1

KVM

s3.xlarge.4

4

16

1.5/0.4

15

1

2

KVM

s3.2xlarge.4

8

32

3/0.8

20

2

2

KVM

s3.4xlarge.4

16

64

4/1.5

30

4

2

KVM

Dedicated General-Purpose

Table 4 C6 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth

(Gbit/s)

Max. PPS

(10,000)

Max. NIC Queues

Max. NICs

EVS Basic Bandwidth

(Gbit/s)

Virtualization

c6.large.2

2

4

4/1.2

40

2

2

1.5

KVM

c6.xlarge.2

4

8

8/2.4

80

2

3

2

KVM

c6.2xlarge.2

8

16

15/4.5

150

4

4

2.5

KVM

c6.3xlarge.2

12

24

17/7

200

4

6

4

KVM

c6.4xlarge.2

16

32

20/9

280

8

8

5

KVM

c6.6xlarge.2

24

48

25/14

400

8

8

8

KVM

c6.8xlarge.2

32

64

30/18

550

16

8

10

KVM

c6.16xlarge.2

64

128

40/36

1000

32

8

20

KVM

c6.large.4

2

8

4/1.2

40

2

2

1.5

KVM

c6.xlarge.4

4

16

8/2.4

80

2

3

2

KVM

c6.2xlarge.4

8

32

15/4.5

150

4

4

2.5

KVM

c6.3xlarge.4

12

48

17/7

200

4

6

4

KVM

c6.4xlarge.4

16

64

20/9

280

8

8

5

KVM

c6.6xlarge.4

24

96

25/14

400

8

8

8

KVM

c6.8xlarge.4

32

128

30/18

550

16

8

10

KVM

c6.16xlarge.4

64

256

40/36

1000

32

8

20

KVM

Table 5 C3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth

(Gbit/s)

Max. PPS

(10,000)

Max. NIC Queues

EVS Basic 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

c3.4xlarge.2

16

32

10/4

130

4

3

KVM

c3.8xlarge.2

32

64

15/8

260

8

4

KVM

c3.15xlarge.2

60

128

17/16

500

16

8

KVM

Table 6 Cc3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth

(Gbit/s)

Max. PPS

(10,000)

Max. NIC Queues

Max. NICs

Virtualization

cc3.large.4

2

8

1.5/0.45

25

2

2

KVM

cc3.xlarge.4

4

16

3/0.9

40

2

3

KVM

cc3.2xlarge.4

8

32

5/1.8

65

4

4

KVM

cc3.4xlarge.4

16

64

8/3.6

120

4

8

KVM

cc3.8xlarge.4

32

128

15/7.2

210

8

8

KVM

cc3.19xlarge.4

76

304

17/17

500

16

8

KVM

Memory-optimized

Table 7 M6 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth

(Gbit/s)

Max. PPS

(10,000)

Max. NIC Queues

Max. NICs

Virtualization

m6.large.8

2

16

4/1.2

40

2

2

KVM

m6.xlarge.8

4

32

8/2.4

80

2

3

KVM

m6.2xlarge.8

8

64

15/4.5

150

4

4

KVM

m6.3xlarge.8

12

96

17/7

200

4

6

KVM

m6.4xlarge.8

16

128

20/9

280

8

8

KVM

m6.6xlarge.8

24

192

25/14

400

8

8

KVM

m6.8xlarge.8

32

256

30/18

550

16

8

KVM

m6.16xlarge.8

64

512

40/36

1,000

32

8

KVM

m6.large.16

2

32

4/1.2

40

2

2

KVM

m6.xlarge.16

4

64

8/2.4

80

2

3

KVM

m6.2xlarge.16

8

96

15/4.5

150

4

4

KVM

m6.3xlarge.16

12

128

17/7

200

4

6

KVM

m6.4xlarge.16

16

192

20/9

280

8

8

KVM

m6.6xlarge.16

24

256

25/14

400

8

8

KVM

m6.8xlarge.16

32

512

30/18

550

16

8

KVM

Table 8 M2 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth

(Gbit/s)

Max. 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

Disk-intensive

Table 9 D6 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth

(Gbit/s)

Max. PPS

(10,000)

Max. NIC Queues

Max. NICs

Local Disk

(TB)

Virtualization

d6.xlarge.4

4

16

5/2

60

2

3

2 × 7.4

KVM

d6.2xlarge.4

8

32

10/4

120

4

4

4 × 7.4

KVM

d6.4xlarge.4

16

64

20/7.5

240

8

8

8 × 7.4

KVM

d6.6xlarge.4

24

96

25/11

350

8

8

12 × 7.4

KVM

d6.8xlarge.4

32

128

30/15

450

16

8

16 × 7.4

KVM

d6.12xlarge.4

48

192

40/22

650

16

8

24 × 7.4

KVM

d6.16xlarge.4

64

256

42/30

850

32

8

32 × 7.4

KVM

d6.18xlarge.4

72

288

44/34

900

32

8

36 × 7.4

KVM

Table 10 D3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth

(Gbit/s)

Max. 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 × 1675

KVM

d3.12xlarge.8

48

384

32/32

220

16

8

24 × 1675

KVM

d3.14xlarge.10

56

560

40/40

500

16

8

28 × 1,675

KVM

Table 11 D2 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth

(Gbit/s)

Max. PPS

(10,000)

Local Disks

(GiB)

Max. NIC Queues

Virtualization

d2.xlarge.8

4

32

1/1

15

2 × 1,675

2

KVM

d2.2xlarge.8

8

64

2/2

30

4 × 1,675

2

KVM

d2.4xlarge.8

16

128

4/4

40

8 × 1,675

4

KVM

d2.6xlarge.8

24

192

6/6

50

12 × 1,675

6

KVM

d2.8xlarge.8

32

256

8/8

60

16 × 1,675

8

KVM

d2.12xlarge.8

48

384

12/12

90

24 × 1,675

8

KVM

Ultra-high I/O

Table 12 I3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth

(Gbit/s)

Max. PPS

(10,000)

Max. NIC Queues

Max. NICs

Local Disks

Virtualization

i3.2xlarge.8

8

64

2.5/2.5

100

4

4

1 × 1,600 GiB NVMe

KVM

i3.4xlarge.8

16

128

5/5

150

4

8

2 × 1,600 GiB NVMe

KVM

i3.8xlarge.8

32

256

10/10

200

8

8

4 × 1,600 GiB NVMe

KVM

i3.12xlarge.8

48

384

15/15

240

8

8

6 × 1,600 GiB NVMe

KVM

i3.15xlarge.8

60

512

25/25

500

16

8

7 × 1,600 GiB NVMe

KVM

GPU-accelerated

Table 13 G6 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth (Gbit/s)

Max. PPS

(10,000)

Max. NIC Queues

Max. NICs

GPUs

GPU Memory

(GiB)

Virtualization

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

g6.18xlarge.7

72

504

30/30

400

32

16

2 × T4

32

KVM

Table 14 G5 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth

(Gbit/s)

Max. PPS

(10,000)

Max. NIC Queues

GPUs

GPU Memory

(GiB)

Virtualization

g5.xlarge.2

4

8

4/1.3

20

2

V100-1Q

1

KVM

g5.2xlarge.2

8

16

6/2

35

4

V100-2Q

2

KVM

g5.4xlarge.4

16

64

10/4

50

8

V100-8Q

8

KVM

Table 15 G3 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth

(Gbit/s)

Max. PPS

(10,000)

Max. NIC Queues

GPUs

GPU Memory

(GiB)

Virtualization

g3.4xlarge.4

16

64

8/2.5

50

2

1 x M60

1 x 8

KVM

g3.8xlarge.4

32

128

10/5

100

4

2 x M60

2 x 8

KVM

Table 16 P2s ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth (Gbit/s)

Max. 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 17 P2 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth (Gbit/s)

Max. PPS (10,000)

Max. NIC Queues

Max. NICs

GPUs

GPU Memory

(GiB)

Local Disks

(GiB)

Virtualization

p2.2xlarge.8

8

64

10/4

50

2

12

1 × V100

1 × 16

1 × 800

KVM

p2.4xlarge.8

16

128

15/8

100

4

12

2 × V100

2 × 16

2 × 800

KVM

p2.8xlarge.8

32

256

25/15

200

8

12

4 × V100

4 × 16

4 × 800

KVM

Table 18 Pi2 ECS specifications

Flavor

vCPUs

Memory

(GiB)

Max./Assured Bandwidth (Gbit/s)

Max. 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