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The r5b.8xlarge is a memory optimised instance in the r5b family with 32 vCPU and 256 GiB of memory on Intel Xeon Platinum 8259 (Cascade Lake). It costs $2,044.00 a month on-demand in eu-south-1 (Milan) and is offered in 14 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 $61,269 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.
1,619.5g CO₂ an hour in eu-south-1
1,182.3 kg a month. Grid 233 g per kWh.
Lowest-carbon regions for this type. The dirtiest emits 99× the cleanest.
| $1,740.32 | $897.10 | 48% | 1,423 | |
| $1,740.32 | $512.68 | 71% | 3,304 | |
| $1,740.32 | $686.05 | 61% | 2,241 | |
| $1,844.74 | $191.26 | 90% | 56 | |
| $1,903.84 | $449.17 | 76% | 904 | |
| $1,950.56 | $768.18 | 61% | 2,196 | |
| $2,044.00 | $342.08 | 83% | 1,620 | |
| $2,044.00 | $618.75 | 70% | 1,585 |
curl "https://prices.cloudadapt.io/api/v1/compute/aws/r5b.8xlarge?region=eu-south-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