The r8i-flex.4xlarge is a memory optimised instance in the r8i-flex family with 16 vCPU and 128 GiB of memory on Intel Xeon Scalable (Granite Rapids). It costs $770.70 a month on-demand in us-east-1 (N. Virginia) and is offered in 25 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 $19,743 a year
Reserved capacity is billed every hour of the month whether it runs or not.
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.
| $770.70 | $223.31 | 71% | 149 | |
| $770.70 | $222.29 | 71% | 234 | |
| $770.70 | $139.50 | 82% | 345 | |
| $790.27 | $230.68 | 71% | 87 | |
| $795.17 | $169.73 | 79% | 514 | |
| $795.17 | $79.50 | 90% | 514 | |
| $819.64 | $84.32 | 90% | 6 | |
| $844.11 | $174.18 | 79% | 94 |
curl "https://prices.cloudadapt.io/api/v1/compute/aws/r8i-flex.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