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The r8ib.12xlarge is a memory optimised instance in the r8ib family with 48 vCPU and 384 GiB of memory on Intel Xeon Scalable (Granite Rapids). It costs $3,665.18 a month on-demand in us-east-1 (N. Virginia) and is offered in 8 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 $81,762 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.
1,996.8g CO₂ an hour in us-east-1
1,457.7 kg a month. Grid 322 g per kWh.
Lowest-carbon regions for this type. The dirtiest emits 3× the cleanest.
| $3,665.18 | $1,305.17 | 64% | 2,944 | |
| $3,665.18 | $1,245.02 | 66% | 1,268 | |
| $3,665.18 | $1,394.01 | 62% | 1,997 | |
| $4,107.91 | $410.77 | 90% | 949 | |
| $4,107.91 | $976.37 | 76% | 1,957 | |
| $4,378.42 | $1,078.50 | 75% | 2,093 | |
| $4,398.22 | $1,655.93 | 62% | 1,236 | |
| $4,452.18 | $808.55 | 82% | 3,134 |
curl "https://prices.cloudadapt.io/api/v1/compute/aws/r8ib.12xlarge?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