r8a family
The r8a family has 12 sizes on AWS EC2, from 1 to 192 vCPUs and 8 to 1536 GiB of memory. In US East (N. Virginia), on-demand prices run $0.0799 to $15.337 per hour for Linux. It is sold in 9 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 |
|---|---|---|---|---|---|
| r8a.medium | 1 | 8 | $0.0799 | $0.0162 | $0.0579 |
| r8a.large | 2 | 16 | $0.1598 | $0.0344 | $0.1158 |
| r8a.xlarge | 4 | 32 | $0.3195 | $0.0756 | $0.2315 |
| r8a.2xlarge | 8 | 64 | $0.639 | $0.1714 | $0.463 |
| r8a.4xlarge | 16 | 128 | $1.278 | $0.3356 | $0.926 |
| r8a.8xlarge | 32 | 256 | $2.556 | $0.6218 | $1.852 |
| r8a.12xlarge | 48 | 384 | $3.834 | $0.7372 | $2.778 |
| r8a.16xlarge | 64 | 512 | $5.112 | $2.401 | $3.704 |
| r8a.24xlarge | 96 | 768 | $7.668 | $1.122 | $5.556 |
| r8a.metal-24xl | 96 | 768 | $7.668 | $1.375 | $5.556 |
| r8a.48xlarge | 192 | 1536 | $15.337 | $3.25 | $11.112 |
| r8a.metal-48xl | 192 | 1536 | $15.337 | $2.753 | $11.112 |
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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.