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The c5n.18xlarge is a compute optimised instance in the c5n family with 72 vCPU and 192 GiB of memory on Intel Xeon Platinum 8124M. It costs $2,838.24 a month on-demand in us-east-1 (N. Virginia) and is offered in 22 regions.
The list price has not changed in this window. Spot moves with demand and is read every few minutes.
First year, 3 instances
Spot saves $72,041 a year
Reserved capacity is billed every hour of the month whether it runs or not. A 1-yr reservation is cheaper once these run more than 16 h a day.
9,000g CO₂ an hour in us-east-1
6,570 kg a month. Grid 322 g per kWh.
Lowest-carbon regions for this type. The dirtiest emits 116× the cleanest.
| $2,838.24 | $837.09 | 71% | 9,000 | |
| $2,838.24 | $852.35 | 70% | 13,269 | |
| $2,838.24 | $855.05 | 70% | 19,764 | |
| $2,838.24 | $614.00 | 78% | 5,713 | |
| $3,048.48 | $304.85 | 90% | 223 | |
| $3,101.04 | $945.72 | 70% | 3,629 | |
| $3,206.16 | $1,362.98 | 57% | 8,821 | |
| $3,206.16 | $366.90 | 89% | 13,958 |
curl "https://prices.cloudadapt.io/api/v1/compute/aws/c5n.18xlarge?region=us-east-1"
List prices from AWS in US dollars, before discounts, credits and taxes. A month is 730 hours, a year 8,760. AWS pricing page