r8idb family
The r8idb family has 13 sizes on AWS EC2, from 2 to 384 vCPUs and 16 to 3072 GiB of memory. In US East (N. Virginia), on-demand prices run $0.2345 to $45.018 per hour for Linux. It is sold in 7 regions and listed as memory optimized.
Sizes and prices in US East (N. Virginia)
| Type | vCPUs | Memory (GiB) | On-demand /hr | Spot /hr | 1-yr Savings Plan /hr |
|---|---|---|---|---|---|
| r8idb.large | 2 | 16 | $0.2345 | $0.0498 | $0.1699 |
| r8idb.xlarge | 4 | 32 | $0.4689 | $0.1325 | $0.3398 |
| r8idb.2xlarge | 8 | 64 | $0.9379 | $0.3017 | $0.6795 |
| r8idb.4xlarge | 16 | 128 | $1.876 | $0.9519 | $1.359 |
| r8idb.8xlarge | 32 | 256 | $3.752 | $1.715 | $2.718 |
| r8idb.12xlarge | 48 | 384 | $5.627 | $3.243 | $4.077 |
| r8idb.16xlarge | 64 | 512 | $7.503 | $2.064 | $5.436 |
| r8idb.24xlarge | 96 | 768 | $11.255 | $3.612 | $8.154 |
| r8idb.32xlarge | 128 | 1024 | $15.006 | $1.501 | $10.872 |
| r8idb.48xlarge | 192 | 1536 | $22.509 | $5.529 | $16.308 |
| r8idb.metal-48xl | 192 | 1536 | $22.509 | $5.938 | $16.308 |
| r8idb.96xlarge | 384 | 3072 | $45.018 | $8.895 | $32.616 |
| r8idb.metal-96xl | 384 | 3072 | $45.018 | $4.502 | $32.616 |
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Prices in USD per hour for Linux; reserved prices are 1 year, no upfront. Updated 2026-11-12 from AWS public price lists. Compare all AWS EC2 instance types.