a1.large vs r5b.large
| a1.large | r5b.large |
| General purpose | Memory optimized |
| Obsolete. Not recommended for use Web servers, containerized microservices, caching fleets, distributed data stores, and dev environments. a – ARM AWS Graviton Processor 1 – Generation large – Size | High-performance databases, data mining/analysis, in-memory databases, distributed large-scale caches, real-time processing apps for unstructured big data, Hadoop/Spark clusters, and other enterprise apps. r – RAM / memory optimized 5 – Generation b – EBS optimized large – Size |
| 2 | 2 |
| 4 GiB | 16 GiB |
| arm64 | x86_64 |
| AWS Graviton Processor | Intel Xeon Platinum 8259 (Cascade Lake) |
| 2.3 GHz | 3.1 GHz |
| 1 | 2 |
| no | no |
| no | no |
| no | no |
| a1.2xlarge, a1.4xlarge, a1.large, a1.medium, a1.metal, a1.xlarge | r5b.12xlarge, r5b.16xlarge, r5b.24xlarge, r5b.2xlarge, r5b.4xlarge, r5b.8xlarge, r5b.large, r5b.metal, r5b.xlarge |
| r5b.large, r8ib.large | |
| r5.large, r5a.large, r5ad.large, r5d.large, r5dn.large, r5n.large | |
| db.r5b.large, db.r5b.large.tpc1.mem2x | |
| no | no |
| no | no |
| no | no |
| EBS only | EBS only |
| default | default |
| supported | supported |
| required | required |
| up to 3500 MBps | up to 10240 MBps |
| 525 Mbps | 1250 Mbps |
| 65.625 Mbps | 156.25 Mbps |
| 4000 IOPS | 5417 IOPS |
| 20000 IOPS | 43333 IOPS |
| 3500 Mbps | 10000 Mbps |
| 437.5 Mbps | 1250 Mbps |
| Up to 10 Gigabit | Up to 10 Gigabit |
| yes | yes |
| 3 | 3 |
| 1 | 1 |
| 10 | 10 |
| 10 | 10 |
| yes | yes |
| required | required |
| no | no |
| no | no |
| no | no |
| 1.00x | 3.05x |
Regional Prices
Geography | Region | a1.large | r5b.large |
|---|---|---|---|
| Asia Pacific | Asia Pacific (Mumbai) (ap-south-1) | 0.0510 | n/a |
| Hidden | Hidden (hidden-1) | 0.0510 | 0.1579 |
| Hidden | Hidden (hidden-10) | n/a | 0.1810 |
| Hidden | Hidden (hidden-11) | n/a | 0.2370 |
| Hidden | Hidden (hidden-2) | 0.0576 | 0.1630 |
| Hidden | Hidden (hidden-3) | 0.0582 | 0.1670 |
| Hidden | Hidden (hidden-4) | 0.0588 | 0.1750 |
| Hidden | Hidden (hidden-5) | 0.0642 | 0.1750 |
| Hidden | Hidden (hidden-6) | 0.0666 | 0.1780 |
| Hidden | Hidden (hidden-7) | n/a | 0.1780 |
| Hidden | Hidden (hidden-8) | n/a | 0.1780 |
| Hidden | Hidden (hidden-9) | n/a | 0.1810 |
| US | US East (Ohio) (us-east-2) | 0.0510 | 0.1490 |
| US | US East (Virginia) (us-east-1) | 0.0510 | 0.1490 |
| US | US West (Oregon) (us-west-2) | n/a | 0.1490 |