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The r5a.8xlarge is a memory optimised instance in the r5a family with 32 vCPU and 256 GiB of memory on AMD EPYC 7571. It costs $1,319.84 a month on-demand in us-east-1 (N. Virginia) and is offered in 16 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 $29,265 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.
2,121.6g CO₂ an hour in us-east-1
1,548.7 kg a month. Grid 322 g per kWh.
Lowest-carbon regions for this type. The dirtiest emits 15× the cleanest.
| $835.12 | $460.41 | 45% | 4,659 | |
| $1,319.84 | $506.91 | 62% | 2,122 | |
| $1,319.84 | $458.15 | 65% | 1,347 | |
| $1,319.84 | $437.34 | 67% | 3,128 | |
| $1,448.32 | $574.51 | 60% | 855 | |
| $1,471.68 | $442.96 | 70% | 1,313 | |
| $1,483.36 | $646.05 | 56% | 2,079 | |
| $1,553.44 | $360.69 | 77% | 1,500 |
curl "https://prices.cloudadapt.io/api/v1/compute/aws/r5a.8xlarge?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