m8a family
The m8a family has 9 sizes on AWS RDS, from 2 to 192 vCPUs and 8 to 768 GiB of memory. In US East (N. Virginia), on-demand prices run $0.2149 to $20.63 per hour for PostgreSQL, Single-AZ. It is sold in 9 regions and listed as general purpose.
Sizes and prices in US East (N. Virginia)
| Type | vCPUs | Memory (GiB) | On-demand /hr | 1-yr Savings Plan /hr |
|---|---|---|---|---|
| db.m8a.large | 2 | 8 | $0.2149 | $0.1719 |
| db.m8a.xlarge | 4 | 16 | $0.4298 | $0.3438 |
| db.m8a.2xlarge | 8 | 32 | $0.8596 | $0.6877 |
| db.m8a.4xlarge | 8 | 64 | $1.719 | $1.375 |
| db.m8a.8xlarge | 32 | 128 | $3.438 | $2.751 |
| db.m8a.16xlarge | 32 | 256 | $6.877 | $5.501 |
| db.m8a.12xlarge | 48 | 192 | $5.158 | $4.126 |
| db.m8a.24xlarge | 96 | 384 | $10.315 | $8.252 |
| db.m8a.48xlarge | 192 | 768 | $20.63 | $16.504 |
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Prices in USD per hour for PostgreSQL, Single-AZ; reserved prices are 1 year, no upfront. Updated 2026-11-12 from AWS public price lists. Compare all AWS RDS sizes.