c5.18xlarge
c5.18xlarge is an AWS EC2 instance with 72 vCPUs, 144 GiB memory (Intel Xeon Platinum 8124M). In US East (N. Virginia) it costs $3.06 per hour on demand ($2,233.80 per month) for Linux; a 1-year reserved instance with no upfront costs $1.928 per hour, 37% less. Spot capacity is about $0.7464 per hour. It is sold in 31 regions; the cheapest is Asia Pacific (Mumbai) at $3.06 per hour.
Prices by region
USD per hour, Linux. Reserved prices are no upfront, standard. Cheapest on-demand first.
| Region | On-demand | Spot | 1-yr reserved | 3-yr reserved | 1-yr savings plan | 3-yr savings plan |
|---|---|---|---|---|---|---|
| Asia Pacific (Mumbai) ap-south-1 | $3.06 | $0.6491 | $1.928 | $1.322 | $2.379 | $1.589 |
| Asia Pacific (Hyderabad) ap-south-2 | $3.06 | $0.306 | $1.928 | $1.322 | $2.379 | $1.589 |
| US East (N. Virginia) us-east-1 | $3.06 | $0.7464 | $1.928 | $1.282 | $2.217 | $1.477 |
| US East (Ohio) us-east-2 | $3.06 | $0.306 | $1.928 | $1.268 | $2.217 | $1.477 |
| US West (Oregon) us-west-2 | $3.06 | $1.238 | $1.928 | $1.282 | $2.217 | $1.477 |
| EU (Stockholm) eu-north-1 | $3.276 | $0.3276 | $2.064 | $1.415 | $2.595 | $1.804 |
| Canada (Central) ca-central-1 | $3.348 | $0.8143 | $2.109 | $1.398 | $2.583 | $1.607 |
| Canada West (Calgary) ca-west-1 | $3.348 | $0.7019 | $2.109 | $1.398 | $2.583 | $1.607 |
| Asia Pacific (Seoul) ap-northeast-2 | $3.456 | $0.3456 | $2.177 | $1.493 | $2.701 | $1.937 |
| Europe (Spain) eu-south-2 | $3.456 | $0.4126 | $2.177 | $1.493 | $2.738 | $1.904 |
| EU (Ireland) eu-west-1 | $3.456 | $1.381 | $2.177 | $1.493 | $2.738 | $1.904 |
| EU (Frankfurt) eu-central-1 | $3.492 | $0.8485 | $2.20 | $1.509 | $2.771 | $1.992 |
| Asia Pacific (Singapore) ap-southeast-1 | $3.528 | $0.9966 | $2.223 | $1.524 | $2.735 | $1.825 |
| Asia Pacific (Jakarta) ap-southeast-3 | $3.528 | $0.3528 | $2.223 | $1.524 | $2.735 | $1.825 |
| Israel (Tel Aviv) il-central-1 | $3.629 | $0.3629 | $2.286 | $1.568 | $2.874 | $1.999 |
| EU (Milan) eu-south-1 | $3.636 | $0.6478 | $2.291 | $1.571 | $2.88 | $2.003 |
| EU (London) eu-west-2 | $3.636 | $0.5604 | $2.291 | $1.571 | $2.876 | $2.00 |
| EU (Paris) eu-west-3 | $3.636 | $0.6049 | $2.291 | $1.571 | $2.866 | $2.02 |
| AWS GovCloud (US-East) us-gov-east-1 | $3.672 | – | $2.313 | $1.463 | $2.668 | $1.682 |
| AWS GovCloud (US-West) us-gov-west-1 | $3.672 | – | $2.313 | $1.463 | $2.668 | $1.682 |
| Middle East (UAE) me-central-1 | $3.802 | $2.383 | $2.395 | $1.642 | $3.011 | $2.094 |
| Middle East (Bahrain) me-south-1 | $3.802 | $0.6692 | $2.395 | $1.642 | $3.011 | $2.094 |
| US West (N. California) us-west-1 | $3.816 | $1.097 | $2.404 | $1.649 | $3.005 | $2.034 |
| Europe (Zurich) eu-central-2 | $3.841 | $0.6541 | $2.42 | $1.659 | $3.048 | $2.191 |
| Asia Pacific (Tokyo) ap-northeast-1 | $3.852 | $0.7657 | $2.427 | $1.664 | $3.179 | $2.276 |
| Asia Pacific (Osaka) ap-northeast-3 | $3.852 | $0.6336 | $2.427 | $1.664 | $3.179 | $2.276 |
| Asia Pacific (Hong Kong) ap-east-1 | $3.888 | $0.4377 | $2.449 | $1.68 | $3.014 | $2.012 |
| Asia Pacific (Sydney) ap-southeast-2 | $3.996 | $1.332 | $2.517 | $1.726 | $2.929 | $2.057 |
| Asia Pacific (Melbourne) ap-southeast-4 | $3.996 | $0.8766 | $2.517 | $1.726 | $2.929 | $2.057 |
| Africa (Cape Town) af-south-1 | $4.104 | $0.8131 | $2.586 | $1.773 | $3.251 | $2.26 |
| South America (Sao Paulo) sa-east-1 | $4.716 | $0.4716 | $2.971 | $2.037 | $3.867 | $2.533 |
Prices by operating system in US East (N. Virginia)
| Operating system | On-demand /hr | 1-yr reserved /hr | 3-yr reserved /hr |
|---|---|---|---|
| Linux | $3.06 | $1.928 | $1.282 |
| SUSE | $3.16 | $1.961 | $1.315 |
| Ubuntu Pro | $3.186 | – | – |
| RHEL | $3.838 | $2.705 | $2.06 |
| Linux SQL Web | $4.277 | $3.145 | $2.499 |
| RHEL HA | $4.846 | $3.713 | $3.068 |
| RHEL SQL Web | $5.054 | – | – |
| Windows | $6.372 | $5.24 | $4.594 |
| Windows SQL Web | $7.589 | $6.457 | $5.811 |
| Linux SQL Std | $11.70 | $10.568 | $9.922 |
| RHEL SQL Std | $12.478 | – | – |
| RHEL HA SQL Std | $13.486 | – | – |
| Windows SQL Std | $15.012 | $13.88 | $13.234 |
| Linux SQL Ent | $30.06 | $28.928 | $28.282 |
| RHEL SQL Ent | $30.838 | – | – |
| RHEL HA SQL Ent | $31.846 | – | – |
| Windows SQL Ent | $33.372 | $32.24 | $31.594 |
Specs
| Compute | Value |
|---|---|
| vCPUs | 72 |
| Physical cores | 36 |
| Threads per core | 2 |
| Architecture | x86_64 |
| Processor | Intel Xeon Platinum 8124M |
| CPU maker | Intel |
| Clock speed | 3.4 GHz |
| Sustained clock | 3.4 GHz |
| Processor features | Intel AVX; Intel AVX2; Intel AVX512; Intel Turbo |
| Burstable | No |
| ECU | 281 |
| Memory | Value |
|---|---|
| Memory (GiB) | 144 |
| Networking | Value |
|---|---|
| Network | 25 Gbps |
| Network baseline | 25 Gbps |
| Network peak | 25 Gbps |
| Enhanced networking | Yes (ENA) |
| EFA | No |
| IPv6 | Yes |
| Max network interfaces | 15 |
| IPv4 addresses per interface | 50 |
| Storage | Value |
|---|---|
| Storage | EBS only |
| EBS optimized | Yes |
| EBS over NVMe | Required |
| EBS throughput | 9000 Mbps |
| EBS baseline bandwidth | 19,000 Mbps |
| EBS max bandwidth | 19,000 Mbps |
| EBS baseline throughput | 2,375 MB/s |
| EBS max throughput | 2,375 MB/s |
| EBS baseline IOPS | 80,000 |
| EBS max IOPS | 80,000 |
| Max EBS volumes | 27 |
| Instance details | Value |
|---|---|
| Instance type | c5.18xlarge |
| Family | c5 |
| Category | Compute optimized |
| Current generation | Yes |
| Normalization factor | 144 |
| Bare metal | No |
| Hypervisor | Nitro |
| Placement groups | Cluster, Partition, Spread |
| Hibernation | Yes |
| Nitro Enclaves | Yes |
| Boot modes | Legacy BIOS, UEFI |
Compare c5.18xlarge
With or without local disk and networking
Other c5 sizes
| Size | vCPUs | Memory (GiB) | On-demand /hr |
|---|---|---|---|
| c5.large | 2 | 4 | $0.085 |
| c5.xlarge | 4 | 8 | $0.17 |
| c5.2xlarge | 8 | 16 | $0.34 |
| c5.4xlarge | 16 | 32 | $0.68 |
| c5.9xlarge | 36 | 72 | $1.53 |
| c5.12xlarge | 48 | 96 | $2.04 |
| c5.18xlarge | 72 | 144 | $3.06 |
| c5.24xlarge | 96 | 192 | $4.08 |
| c5.metal | 96 | 192 | $4.08 |
Prices updated 2026-11-12 from AWS public price lists. Compare all AWS EC2 instances.