m6idn family
The m6idn family has 9 sizes on AWS RDS, from 2 to 128 vCPUs and 8 to 512 GiB of memory. In US East (N. Virginia), on-demand prices run $0.295 to $18.88 per hour for PostgreSQL, Single-AZ. It is sold in 5 regions and listed as general purpose.
Sizes and prices in US East (N. Virginia)
| Type | vCPUs | Memory (GiB) | On-demand /hr | 1-yr reserved /hr |
|---|---|---|---|---|
| db.m6idn.large | 2 | 8 | $0.295 | $0.2272 |
| db.m6idn.xlarge | 4 | 16 | $0.59 | $0.4543 |
| db.m6idn.2xlarge | 8 | 32 | $1.18 | $0.9086 |
| db.m6idn.4xlarge | 16 | 64 | $2.36 | $1.817 |
| db.m6idn.8xlarge | 32 | 128 | $4.72 | $3.634 |
| db.m6idn.12xlarge | 48 | 192 | $7.08 | $5.452 |
| db.m6idn.16xlarge | 64 | 256 | $9.44 | $7.269 |
| db.m6idn.24xlarge | 96 | 384 | $14.16 | $10.903 |
| db.m6idn.32xlarge | 128 | 512 | $18.88 | $14.538 |
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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.