r8g family
The r8g family has 9 sizes on Amazon Neptune, from 2 to 192 vCPUs and 16 to 1536 GiB of memory. In US East (N. Virginia), on-demand prices run $0.276 to $26.496 per hour for Standard storage. It is sold in 19 regions and listed as memory optimized and Arm (Graviton).
Sizes and prices in US East (N. Virginia)
| Type | vCPUs | Memory (GiB) | On-demand /hr | 1-yr Savings Plan /hr |
|---|---|---|---|---|
| db.r8g.large | 2 | 16 | $0.276 | $0.2208 |
| db.r8g.xlarge | 4 | 32 | $0.552 | $0.4416 |
| db.r8g.2xlarge | 8 | 64 | $1.104 | $0.8832 |
| db.r8g.4xlarge | 16 | 128 | $2.208 | $1.766 |
| db.r8g.8xlarge | 32 | 256 | $4.416 | $3.533 |
| db.r8g.12xlarge | 48 | 384 | $6.624 | $5.299 |
| db.r8g.16xlarge | 64 | 512 | $8.832 | $7.066 |
| db.r8g.24xlarge | 96 | 768 | $13.248 | $10.598 |
| db.r8g.48xlarge | 192 | 1536 | $26.496 | $21.197 |
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Regions
Asia Pacific (Hong Kong)Asia Pacific (Tokyo)Asia Pacific (Seoul)Asia Pacific (Osaka)Asia Pacific (Mumbai)Asia Pacific (Singapore)Asia Pacific (Sydney)Asia Pacific (Melbourne)Canada (Central)EU (Frankfurt)EU (Stockholm)Europe (Spain)EU (Ireland)EU (London)US East (N. Virginia)US East (Ohio)AWS GovCloud (US-West)US West (N. California)US West (Oregon)
Prices in USD per hour for Standard storage; Savings Plan prices are a 1-year Database Savings Plan, no upfront. Cluster storage, I/O (on Standard storage) and backups are billed on top. Updated 2026-11-12 from AWS public price lists. Compare all Amazon Neptune sizes.