The r5a.large is a memory optimised instance in the r5a family with 2 vCPU and 16 GiB of memory on AMD EPYC 7571. It costs $82.49 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 $1,932 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.
10.4g CO₂ an hour in us-east-1
7.6 kg a month. Grid 322 g per kWh.
Lowest-carbon regions for this type. The dirtiest emits 15× the cleanest.
| $52.56 | $21.02 | 60% | 23 | |
| $82.49 | $29.05 | 65% | 7 | |
| $82.49 | $20.37 | 75% | 15 | |
| $82.49 | $28.84 | 65% | 10 | |
| $90.52 | $34.09 | 62% | 4 | |
| $91.98 | $31.97 | 65% | 6 | |
| $92.71 | $40.00 | 57% | 10 | |
| $97.09 | $35.33 | 64% | 2 |
curl "https://prices.cloudadapt.io/api/v1/compute/aws/r5a.large?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