r8i family
The r8i 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 $0.1389 to $26.673 per hour for Linux. It is sold in 28 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 |
|---|---|---|---|---|---|
| r8i.large | 2 | 16 | $0.1389 | $0.0339 | $0.1007 |
| r8i.xlarge | 4 | 32 | $0.2778 | $0.0915 | $0.2013 |
| r8i.2xlarge | 8 | 64 | $0.5557 | $0.1677 | $0.4026 |
| r8i.4xlarge | 16 | 128 | $1.111 | $0.32 | $0.8052 |
| r8i.8xlarge | 32 | 256 | $2.223 | $0.6354 | $1.61 |
| r8i.12xlarge | 48 | 384 | $3.334 | $0.7437 | $2.416 |
| r8i.16xlarge | 64 | 512 | $4.445 | $0.8961 | $3.221 |
| r8i.24xlarge | 96 | 768 | $6.668 | $1.174 | $4.831 |
| r8i.32xlarge | 128 | 1024 | $8.891 | $1.696 | $6.441 |
| r8i.48xlarge | 192 | 1536 | $13.336 | $5.521 | $9.662 |
| r8i.metal-48xl | 192 | 1536 | $13.336 | $2.276 | $9.662 |
| r8i.96xlarge | 384 | 3072 | $26.673 | $5.309 | $19.324 |
| r8i.metal-96xl | 384 | 3072 | $26.673 | $5.114 | $19.324 |
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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.