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-optimizedr8gn.12xlarge | memory-optimizedr8gn.4xlarge | |
|---|---|---|
| Compute | ||
| vCPUs | 48 | 16 |
| Memory | 384 GB | 128 GB |
| Memory per vCPU | 8.00 GB | 8.00 GB |
| Architecture | arm64 | arm64 |
| Processor | AWS | AWS |
| Family | r8gn | r8gn |
| Category | memory-optimized | memory-optimized |
| Price in us-east-1 | ||
| On-demand | $4.372$3191.78/mo | $1.457$1063.90/mo |
| Spot | $1.420$1036.31/mo | $0.754$550.49/mo |
| Reserved 1-year | — | — |
| Reserved 3-year | — | — |
| Spot savings | 68% | 48% |
| 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 · $4.372 | us-east-1 · $1.457 |
| Cheapest spot region | us-east-1 · $1.420 | us-west-2 · $0.492 |
| Price snapshot | 2026-08-14 | 2026-08-14 |