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Updated on 2023-08-09 GMT+08:00
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RDS for PostgreSQL Instance Classes

To learn about the DB engine versions supported by RDS for PostgreSQL, see DB Engines and Versions.

Table 1 Instance classes

Instance Class

vCPUs

Memory (GB)

Supported DB Engine

General-purpose

2

8

PostgreSQL

4

16

PostgreSQL

8

32

PostgreSQL

Dedicated

2

4

PostgreSQL

2

8

PostgreSQL

2

16

PostgreSQL

4

8

PostgreSQL

4

16

PostgreSQL

4

32

PostgreSQL

8

16

PostgreSQL

8

32

PostgreSQL

8

64

PostgreSQL

16

32

PostgreSQL

16

64

PostgreSQL

16

128

PostgreSQL

32

64

PostgreSQL

32

128

PostgreSQL

64

128

PostgreSQL

64

256

PostgreSQL

64

512

PostgreSQL

The DB instance specifications vary according to site requirements.

Parent topic: DB Instance Classes