The r8i.xlarge is a memory optimised instance in the r8i family with 4 vCPU and 32 GiB of memory on Intel Xeon Scalable (Granite Rapids). It costs $222.14 a month on-demand in ca-west-1 (Calgary) and is offered in 26 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 $6,128 a year
Reserved capacity is billed every hour of the month whether it runs or not.
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.
10.4g CO₂ an hour in ca-west-1
7.6 kg a month. Grid 185 g per kWh.
Lowest-carbon regions for this type. The dirtiest emits 116× the cleanest.
| $202.82 | $78.18 | 61% | 18 | |
| $202.82 | $73.66 | 64% | 11 | |
| $202.82 | $50.15 | 75% | 27 | |
| $207.96 | $60.66 | 71% | 7 | |
| $209.26 | $20.95 | 90% | 40 | |
| $209.26 | $60.37 | 71% | 40 | |
| $215.70 | $28.47 | 87% | 0 | |
| $222.14 | $51.90 | 77% | 10 |
curl "https://prices.cloudadapt.io/api/v1/compute/aws/r8i.xlarge?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