# Amazon Aurora Memory-optimized (R-family) large instances compared

> Compare all 8 Amazon Aurora Memory-optimized (R-family) large instances — monthly price across regions and engines, side by side.

Source: https://www.bytebase.com/dbcost/aurora/compare/r-large/

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Pricing below is for US East (N. Virginia) (us-east-1); other regions, engines are on the page.

## Aurora PostgreSQL (us-east-1)

| Instance | vCPU | RAM (GB) | On-Demand | 1-yr Reserved | 3-yr Reserved |
|---|---|---|---|---|---|
| db.r4.large | 2 | 15.25 | $212 | — | — |
| db.r5.large | 2 | 16 | $212 | $115 | $74 |
| db.r6g.large | 2 | 16 | $190 | $103 | $66 |
| db.r6i.large | 2 | 16 | $212 | $115 | $74 |
| db.r7g.large | 2 | 16 | $201 | $147 | $107 |
| db.r7i.large | 2 | 16 | $212 | $134 | — |
| db.r8g.large | 2 | 16 | $201 | $127 | — |

## Aurora MySQL (us-east-1)

| Instance | vCPU | RAM (GB) | On-Demand | 1-yr Reserved | 3-yr Reserved |
|---|---|---|---|---|---|
| db.r3.large | 2 | 15.25 | $212 | — | — |
| db.r4.large | 2 | 15.25 | $212 | — | — |
| db.r5.large | 2 | 16 | $212 | $115 | $74 |
| db.r6g.large | 2 | 16 | $190 | $103 | $66 |
| db.r6i.large | 2 | 16 | $212 | $115 | $74 |
| db.r7g.large | 2 | 16 | $201 | $147 | $107 |
| db.r7i.large | 2 | 16 | $212 | $134 | — |
| db.r8g.large | 2 | 16 | $201 | $127 | — |