Pick up to four instance types from one cloud and compare their specs, pricing, and cost efficiency in a single region. Looking for instances by vCPU or memory range instead? Browse by spec.
| memory-optimizedr8gb.8xlarge | memory-optimizedr8gb.4xlarge | |
|---|---|---|
| Compute | ||
| vCPUs | 32 | 16 |
| Memory | 256 GB | 128 GB |
| Memory per vCPU | 8.00 GB | 8.00 GB |
| Architecture | arm64 | arm64 |
| Processor | AWS | AWS |
| Family | r8gb | r8gb |
| Category | memory-optimized | memory-optimized |
| Price in us-east-1 | ||
| On-demand | $2.915$2127.86/mo | $1.457$1063.93/mo |
| Spot | $1.249$912.06/mo | $0.861$628.24/mo |
| Reserved 1-year | — | — |
| Reserved 3-year | — | — |
| Spot savings | 57% | 41% |
| Cost efficiency in us-east-1 | ||
| $ / vCPU / hr | $0.0911 | $0.0911 |
| $ / GB RAM / hr | $0.0114 | $0.0114 |
| Availability | ||
| Regions | 2 | 2 |
| Cheapest region | us-east-1 · $2.915 | us-east-1 · $1.457 |
| Cheapest spot region | us-west-2 · $1.066 | us-west-2 · $0.458 |
| Price snapshot | 2026-08-14 | 2026-08-14 |