The c8g.4xlarge is a compute optimised instance in the c8g family with 16 vCPU and 32 GiB of memory on AWS Graviton4 (Arm). It costs $507.85 a month on-demand in ca-west-1 (Calgary) and is offered in 31 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 $13,781 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.
50.6g CO₂ an hour in ca-west-1
36.9 kg a month. Grid 185 g per kWh.
Lowest-carbon regions for this type. The dirtiest emits 116× the cleanest.
| $315.24 | $148.55 | 53% | 193 | |
| $315.24 | $31.54 | 90% | 193 | |
| $454.82 | $120.96 | 73% | 33 | |
| $454.82 | $132.42 | 71% | 151 | |
| $464.16 | $142.06 | 69% | 130 | |
| $465.80 | $169.36 | 64% | 56 | |
| $465.80 | $187.90 | 60% | 88 | |
| $496.98 | $57.82 | 88% | 2 |
curl "https://prices.cloudadapt.io/api/v1/compute/aws/c8g.4xlarge?region=ca-west-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