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.
| compute-optimizedc5.18xlarge | compute-optimizedc5.12xlarge | |
|---|---|---|
| Compute | ||
| vCPUs | 72 | 48 |
| Memory | 144 GB | 96 GB |
| Memory per vCPU | 2.00 GB | 2.00 GB |
| Architecture | x86_64 | x86_64 |
| Processor | Intel | Intel |
| Family | c5 | c5 |
| Category | compute-optimized | compute-optimized |
| Price in us-east-1 | ||
| On-demand | $3.060$2233.80/mo | $2.040$1489.20/mo |
| Spot | $1.022$745.91/mo | $0.709$517.21/mo |
| Reserved 1-year | $2.11131% off on-demand | $1.40731% off on-demand |
| Reserved 3-year | $1.36755% off on-demand | $0.91255% off on-demand |
| Spot savings | 67% | 65% |
| Cost efficiency in us-east-1 | ||
| $ / vCPU / hr | $0.0425 | $0.0425 |
| $ / GB RAM / hr | $0.0213 | $0.0213 |
| Availability | ||
| Regions | 29 | 29 |
| Cheapest region | ap-south-1 · $3.060 | ap-south-1 · $2.040 |
| Cheapest spot region | ap-southeast-3 · $0.365 | eu-north-1 · $0.256 |
| Price snapshot | 2026-08-14 | 2026-08-14 |