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The r8a.16xlarge is a memory optimised instance in the r8a family with 64 vCPU and 512 GiB of memory on AMD EPYC 9R45. It costs $4,051.79 a month on-demand in ap-east-2 (Taipei) and is offered in 9 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 $131,279 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.
2,327.5g CO₂ an hour in ap-east-2
1,699 kg a month. Grid 442 g per kWh.
Lowest-carbon regions for this type. The dirtiest emits 4× the cleanest.
| $3,731.99 | $882.06 | 76% | 2,503 | |
| $3,731.99 | $2,026.41 | 46% | 1,698 | |
| $3,731.99 | $876.44 | 77% | 1,078 | |
| $4,051.79 | $405.15 | 90% | 2,327 | |
| $4,087.30 | $1,339.33 | 67% | 685 | |
| $4,176.07 | $806.21 | 81% | 807 | |
| $4,176.07 | $1,716.01 | 59% | 1,664 | |
| $4,501.94 | $1,693.97 | 62% | 2,664 |
curl "https://prices.cloudadapt.io/api/v1/compute/aws/r8a.16xlarge?region=ap-east-2"
List prices from AWS in US dollars, before discounts, credits and taxes. A month is 730 hours, a year 8,760. AWS pricing page