The r6i.4xlarge is a memory optimised instance in the r6i family with 16 vCPU and 128 GiB of memory on Intel Xeon 8375C (Ice Lake). It costs $735.84 a month on-demand in us-east-1 (N. Virginia) 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 $17,755 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.
209.5g CO₂ an hour in us-east-1
152.9 kg a month. Grid 322 g per kWh.
Lowest-carbon regions for this type. The dirtiest emits 116× the cleanest.
| $735.84 | $267.25 | 64% | 133 | |
| $735.84 | $179.65 | 76% | 309 | |
| $735.84 | $242.65 | 67% | 209 | |
| $754.53 | $223.60 | 70% | 78 | |
| $754.53 | $229.80 | 70% | 360 | |
| $759.20 | $232.65 | 69% | 460 | |
| $759.20 | $75.92 | 90% | 460 | |
| $772.63 | $194.18 | 75% | 287 |
curl "https://prices.cloudadapt.io/api/v1/compute/aws/r6i.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