Memory-optimized (R-family) 4xlarge instances compared
Every Amazon Aurora instance in the Memory-optimized (R-family) 4xlarge group — 10 instances priced side by side. Switch region and engine, or sort by any column.
Engine
Architecture
| db.r5.4xlarge | 16 | 128 | $1,694 | $923 | $591 |
| db.r6g.4xlarge | 16 | 128 | $1,515 | $826 | $528 |
| db.r6gd.4xlarge | 16 | 128 | $1,822 | $1,330 | $966 |
| db.r6i.4xlarge | 16 | 128 | $1,694 | $923 | $590 |
| db.r7g.4xlarge | 16 | 128 | $1,614 | $1,178 | $855 |
| db.r7i.4xlarge | 16 | 128 | $1,694 | $1,067 | — |
| db.r8g.4xlarge | 16 | 128 | $1,612 | $1,015 | — |
| db.r8gd.4xlarge | 16 | 128 | $1,822 | — | — |
8 instances · US East (N. Virginia) · prices are for the database instance (compute) only — storage, IOPS, backup, and data transfer are billed separately. Reserved = effective monthly of the all-upfront term. Indicative prices as of July 20, 2026; verify with the provider.