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The r5b.12xlarge is a memory optimised instance in the r5b family with 48 vCPU and 384 GiB of memory on Intel Xeon Platinum 8259 (Cascade Lake). It costs $3,066.00 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 $89,786 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.
3,624g CO₂ an hour in eu-south-1
2,645.5 kg a month. Grid 233 g per kWh.
Lowest-carbon regions for this type. The dirtiest emits 99× the cleanest.
| $2,610.48 | $858.33 | 67% | 5,015 | |
| $2,610.48 | $1,214.50 | 53% | 3,183 | |
| $2,610.48 | $801.03 | 69% | 7,393 | |
| $2,767.11 | $276.74 | 90% | 124 | |
| $2,855.76 | $629.41 | 78% | 2,022 | |
| $2,925.84 | $1,004.04 | 66% | 4,915 | |
| $3,066.00 | $571.95 | 81% | 3,624 | |
| $3,066.00 | $870.31 | 72% | 3,546 |
curl "https://prices.cloudadapt.io/api/v1/compute/aws/r5b.12xlarge?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