The r8i.4xlarge is a memory optimised instance in the r8i family with 16 vCPU and 128 GiB of memory on Intel Xeon Scalable (Granite Rapids). It costs $811.29 a month on-demand in us-east-1 (N. Virginia) 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 $20,913 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.
234.1g CO₂ an hour in us-east-1
170.9 kg a month. Grid 322 g per kWh.
Lowest-carbon regions for this type. The dirtiest emits 116× the cleanest.
| $811.29 | $230.39 | 72% | 234 | |
| $811.29 | $270.90 | 67% | 149 | |
| $811.29 | $172.72 | 79% | 345 | |
| $831.85 | $83.22 | 90% | 87 | |
| $837.05 | $83.73 | 90% | 514 | |
| $837.05 | $225.20 | 73% | 514 | |
| $862.80 | $104.17 | 88% | 6 | |
| $888.56 | $370.84 | 58% | 94 |
curl "https://prices.cloudadapt.io/api/v1/compute/aws/r8i.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