The c6a.4xlarge is a compute optimised instance in the c6a family with 16 vCPU and 32 GiB of memory on AMD EPYC 7R13. It costs $446.76 a month on-demand in us-east-1 (N. Virginia) and is offered in 15 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 $9,111 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.
Bars are on-demand per hour; the teal mark is spot. Price per vCPU is the same at every size, so pick the size that fits.
120g CO₂ an hour in us-east-1
87.6 kg a month. Grid 322 g per kWh.
Lowest-carbon regions for this type. The dirtiest emits 11× the cleanest.
| $273.02 | $34.97 | 87% | 263 | |
| $273.02 | $113.44 | 58% | 264 | |
| $446.76 | $153.52 | 66% | 177 | |
| $446.76 | $193.67 | 57% | 120 | |
| $446.76 | $172.72 | 61% | 76 | |
| $479.35 | $263.97 | 45% | 118 | |
| $488.81 | $203.01 | 58% | 48 | |
| $509.83 | $249.73 | 51% | 126 |
curl "https://prices.cloudadapt.io/api/v1/compute/aws/c6a.4xlarge?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