c5n.18xlarge
Amazon EC2 C5 instances deliver cost-effective high performance at a low price per compute ratio for running advanced compute-intensive workloads.
The c5n.18xlarge is a aws ec2 instance type featuring multiple vCPUs and optimized memory, commonly used for ec2 workloads.
Last updated at Thu Jun 11 2026
Instance Info
| Compute | Value |
| vCPUs | 72 |
| Memory | 192 GiB |
| Physical Processor | Intel Xeon Platinum 8124M |
| Clock Speed | 3 GHz |
| CPU Architecture | 64-bit |
| GPU Memory | NA |
| Network | Value |
| Network Performance | 100 Gigabit |
| Enhanced Networking | Yes |
| Storage | Value |
| Storage | EBS only |
| EBS Throughput | 14000 Mbps |
| Amazon | Value |
| Current Generation | Yes |
| Instance Type | c5n.18xlarge |
| Family | Compute optimized |
Family Instances
| Instance | vCPUs | Memory |
|---|---|---|
| c5n.large | 2 | 5 |
| c5n.xlarge | 4 | 10 |
| c5n.2xlarge | 8 | 21 |
| c5n.4xlarge | 16 | 42 |
| c5n.9xlarge | 36 | 96 |
| c5n.18xlarge | 72 | 192 |
Related Instances
| Instance | vCPUs | Memory |
|---|---|---|
| m8gd.12xlarge | 48 | 192 GiB |
| m8i.12xlarge | 48 | 192 GiB |
| m8i-flex.12xlarge | 48 | 192 GiB |
| m8gb.12xlarge | 48 | 192 GiB |
| m8gn.12xlarge | 48 | 192 GiB |
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