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-optimizedr5b.large | memory-optimizedr5b.2xlarge | |
|---|---|---|
| Compute | ||
| vCPUs | 2 | 8 |
| Memory | 16 GB | 64 GB |
| Memory per vCPU | 8.00 GB | 8.00 GB |
| Architecture | x86_64 | x86_64 |
| Processor | Intel | Intel |
| Family | r5b | r5b |
| Category | memory-optimized | memory-optimized |
| Price in us-east-1 | ||
| On-demand | $0.149$108.77/mo | $0.596$435.08/mo |
| Spot | $0.048$35.04/mo | $0.269$196.08/mo |
| Reserved 1-year | $0.10331% off on-demand | $0.41131% off on-demand |
| Reserved 3-year | $0.06457% off on-demand | $0.25757% off on-demand |
| Spot savings | 68% | 55% |
| Cost efficiency in us-east-1 | ||
| $ / vCPU / hr | $0.0745 | $0.0745 |
| $ / GB RAM / hr | $0.0093 | $0.0093 |
| Availability | ||
| Regions | 14 | 14 |
| Cheapest region | us-east-1 · $0.149 | us-east-1 · $0.596 |
| Cheapest spot region | eu-north-1 · $0.017 | eu-north-1 · $0.085 |
| Price snapshot | 2026-09-22 | 2026-09-22 |