r6gd family
The r6gd family has 7 sizes on Amazon Neptune, from 2 to 64 vCPUs and 16 to 512 GiB of memory. In US East (N. Virginia), on-demand prices run $0.507 to $16.305 per hour for Standard storage. It is sold in 8 regions and listed as memory optimized and Arm (Graviton).
Sizes and prices in US East (N. Virginia)
| Type | vCPUs | Memory (GiB) | Tier | On-demand /hr | 1-yr reserved /hr |
|---|---|---|---|---|---|
| db.r6gd.large | 2 | 16 | I/O-Optimized storage | $0.507 | – |
| db.r6gd.xlarge | 4 | 32 | I/O-Optimized storage | $1.014 | – |
| db.r6gd.2xlarge | 8 | 64 | I/O-Optimized storage | $2.028 | – |
| db.r6gd.4xlarge | 16 | 128 | I/O-Optimized storage | $4.076 | – |
| db.r6gd.8xlarge | 32 | 256 | I/O-Optimized storage | $8.152 | – |
| db.r6gd.12xlarge | 48 | 384 | I/O-Optimized storage | $12.229 | – |
| db.r6gd.16xlarge | 64 | 512 | I/O-Optimized storage | $16.305 | – |
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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.