The r8i.16xlarge is a memory optimised instance in the r8i family with 64 vCPU and 512 GiB of memory on Intel Xeon Scalable (Granite Rapids). It costs $3,554.22 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 $110,555 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.
2,026.8g CO₂ an hour in ca-west-1
1,479.6 kg a month. Grid 185 g per kWh.
Lowest-carbon regions for this type. The dirtiest emits 116× the cleanest.
| $3,245.17 | $901.04 | 72% | 5,198 | |
| $3,245.17 | $564.36 | 83% | 3,525 | |
| $3,245.17 | $1,088.36 | 66% | 2,238 | |
| $3,327.40 | $532.02 | 84% | 1,308 | |
| $3,348.19 | $891.77 | 73% | 7,742 | |
| $3,348.19 | $334.85 | 90% | 7,736 | |
| $3,451.21 | $345.14 | 90% | 87 | |
| $3,554.22 | $483.26 | 86% | 2,027 |
curl "https://prices.cloudadapt.io/api/v1/compute/aws/r8i.16xlarge?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