# Amazon RDS Memory-optimized (X-family) 8xlarge instances compared

> Compare all 2 Amazon RDS Memory-optimized (X-family) 8xlarge instances — monthly price across regions and engines, side by side.

Source: https://www.bytebase.com/dbcost/rds/compare/x-8xlarge/

---

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.x2g.8xlarge | 32 | 512 | $3,808 | $2,056 | $1,371 |
| db.x2iedn.8xlarge | 32 | 1024 | $11,108 | — | — |

## MySQL (us-east-1)

| Instance | vCPU | RAM (GB) | On-Demand | 1-yr Reserved | 3-yr Reserved |
|---|---|---|---|---|---|
| db.x2g.8xlarge | 32 | 512 | $3,808 | $2,056 | $1,371 |
| db.x2iedn.8xlarge | 32 | 1024 | $11,108 | $9,468 | $6,874 |

## MariaDB (us-east-1)

| Instance | vCPU | RAM (GB) | On-Demand | 1-yr Reserved | 3-yr Reserved |
|---|---|---|---|---|---|
| db.x2g.8xlarge | 32 | 512 | $3,808 | $2,056 | $1,371 |
| db.x2iedn.8xlarge | 32 | 1024 | $11,108 | $9,468 | $6,874 |