r8avsr8i
Size for size, r8i is on average 13% cheaper than r8a on demand in US East (N. Virginia), across 9 shared sizes. Same size and generation on a different processor.
On-demand prices by size in US East (N. Virginia)
USD per hour for PostgreSQL, Single-AZ. Pick a size to compare the two types.
| Size | r8a | r8i | r8i vs r8a |
|---|---|---|---|
| large | db.r8a.large $0.3019 | db.r8i.large $0.26 | ▼ 14% |
| xlarge | db.r8a.xlarge $0.6038 | db.r8i.xlarge $0.53 | ▼ 12% |
| 2xlarge | db.r8a.2xlarge $1.208 | db.r8i.2xlarge $1.05 | ▼ 13% |
| 4xlarge | db.r8a.4xlarge $2.415 | db.r8i.4xlarge $2.10 | ▼ 13% |
| 8xlarge | db.r8a.8xlarge $4.83 | db.r8i.8xlarge $4.20 | ▼ 13% |
| 12xlarge | db.r8a.12xlarge $7.246 | db.r8i.12xlarge $6.30 | ▼ 13% |
| 16xlarge | db.r8a.16xlarge $9.661 | db.r8i.16xlarge $8.40 | ▼ 13% |
| 24xlarge | db.r8a.24xlarge $14.491 | db.r8i.24xlarge $12.60 | ▼ 13% |
| 48xlarge | db.r8a.48xlarge $28.982 | db.r8i.48xlarge $25.20 | ▼ 13% |
Key differences
The biggest lead each family has.
Where r8a leads
No clear lead on the measures we compare.
Where r8i leads
On-demand priceCheaper in 9 of 9 shared sizes
13% cheaperSizes13 sizes here vs 9
4 moreLargest size384 vCPUs vs 192
BiggerKeep exploring
Each family's own page, and how it compares with others.