m8i family
The m8i family has 13 sizes on AWS RDS, from 2 to 384 vCPUs and 8 to 1536 GiB of memory. In US East (N. Virginia), on-demand prices run $0.19 to $34.176 per hour for PostgreSQL, Single-AZ. It is sold in 21 regions and listed as general purpose.
Sizes and prices in US East (N. Virginia)
| Type | vCPUs | Memory (GiB) | Tier | On-demand /hr | 1-yr reserved /hr |
|---|---|---|---|---|---|
| db.m8i.large | 2 | 8 | Oracle Enterprise BYOL | $0.19 | $0.1273 |
| db.m8i.xlarge | 4 | 16 | Oracle Enterprise BYOL | $0.37 | $0.2479 |
| db.m8i.2xlarge | 4 | 32 | Oracle Enterprise BYOL | $0.75 | $0.5025 |
| db.m8i.4xlarge | 8 | 64 | Oracle Enterprise BYOL | $1.50 | $1.005 |
| db.m8i.8xlarge | 16 | 128 | Oracle Enterprise BYOL | $2.99 | $2.003 |
| db.m8i.12xlarge | 24 | 192 | Oracle Enterprise BYOL | $4.49 | $3.008 |
| db.m8i.24xlarge | 48 | 384 | Oracle Enterprise BYOL | $8.97 | $6.01 |
| db.m8i.16xlarge | 64 | 256 | Oracle Enterprise BYOL | $5.98 | $4.007 |
| db.m8i.32xlarge | 64 | 512 | Oracle Enterprise BYOL | $11.96 | $8.013 |
| db.m8i.48xlarge | 192 | 768 | Oracle Enterprise BYOL | $17.94 | $12.02 |
| db.m8i.metal-48xl | 192 | 768 | Oracle Enterprise BYOL | $13.46 | – |
| db.m8i.96xlarge | 384 | 1536 | SQL Server Enterprise | $34.176 | – |
| db.m8i.metal-96xl | 384 | 1536 | Oracle Enterprise BYOL | $26.914 | – |
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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.