# Amazon RDS Memory-optimized (R-family) 32xlarge instances compared

> Compare all 4 Amazon RDS Memory-optimized (R-family) 32xlarge instances — monthly price across regions and engines, side by side.

Source: https://www.bytebase.com/dbcost/rds/compare/r-32xlarge/

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

## PostgreSQL (us-east-1)

| Instance | vCPU | RAM (GB) | On-Demand | 1-yr Reserved | 3-yr Reserved |
|---|---|---|---|---|---|
| db.r6i.32xlarge | 128 | 1024 | $11,680 | $6,293 | $4,235 |
| db.r6id.32xlarge | 128 | 1024 | $13,933 | $10,171 | $7,384 |
| db.r6idn.32xlarge | 128 | 1024 | $18,111 | $13,221 | $9,599 |
| db.r6in.32xlarge | 128 | 1024 | $16,161 | $11,797 | $8,565 |

## MySQL (us-east-1)

| Instance | vCPU | RAM (GB) | On-Demand | 1-yr Reserved | 3-yr Reserved |
|---|---|---|---|---|---|
| db.r6i.32xlarge | 128 | 1024 | $11,213 | $6,043 | $4,066 |
| db.r6id.32xlarge | 128 | 1024 | $13,933 | $10,171 | $7,384 |
| db.r6idn.32xlarge | 128 | 1024 | $18,111 | $13,221 | $9,599 |
| db.r6in.32xlarge | 128 | 1024 | $16,161 | $11,797 | $8,565 |

## MariaDB (us-east-1)

| Instance | vCPU | RAM (GB) | On-Demand | 1-yr Reserved | 3-yr Reserved |
|---|---|---|---|---|---|
| db.r6i.32xlarge | 128 | 1024 | $11,213 | $6,043 | $4,066 |
| db.r6id.32xlarge | 128 | 1024 | $13,933 | $10,171 | $7,384 |
| db.r6idn.32xlarge | 128 | 1024 | $18,111 | $13,221 | $9,599 |
| db.r6in.32xlarge | 128 | 1024 | $16,161 | $11,797 | $8,565 |