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The r7a.4xlarge is a memory optimised instance in the r7a family with 16 vCPU and 128 GiB of memory on AMD EPYC 9R14. It costs $888.56 a month on-demand in us-east-1 (N. Virginia) 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 $23,944 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.
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.
121.4g CO₂ an hour in us-east-1
88.6 kg a month. Grid 322 g per kWh.
Lowest-carbon regions for this type. The dirtiest emits 88× the cleanest.
| $888.56 | $202.06 | 77% | 179 | |
| $888.56 | $223.45 | 75% | 121 | |
| $888.56 | $310.91 | 65% | 77 | |
| $916.76 | $91.69 | 90% | 266 | |
| $944.91 | $97.16 | 90% | 3 | |
| $994.32 | $593.20 | 40% | 119 | |
| $994.32 | $99.43 | 90% | 58 | |
| $1,071.87 | $353.10 | 67% | 191 |
curl "https://prices.cloudadapt.io/api/v1/compute/aws/r7a.4xlarge?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