r6gd family
The r6gd family has 7 sizes on AWS RDS, from 2 to 64 vCPUs and 16 to 512 GiB of memory. In US East (N. Virginia), on-demand prices run $0.257 to $8.229 per hour for PostgreSQL, Single-AZ. It is sold in 28 regions and listed as memory optimized and Arm (Graviton).
Sizes and prices in US East (N. Virginia)
| Type | vCPUs | Memory (GiB) | On-demand /hr | 1-yr reserved /hr |
|---|---|---|---|---|
| db.r6gd.large | 2 | 16 | $0.257 | $0.198 |
| db.r6gd.xlarge | 4 | 32 | $0.514 | $0.396 |
| db.r6gd.2xlarge | 8 | 64 | $1.029 | $0.792 |
| db.r6gd.4xlarge | 16 | 128 | $2.057 | $1.584 |
| db.r6gd.8xlarge | 32 | 256 | $4.114 | $3.168 |
| db.r6gd.12xlarge | 48 | 384 | $6.171 | $4.752 |
| db.r6gd.16xlarge | 64 | 512 | $8.229 | $6.336 |
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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.