R5B EC2 instances
Compare 9 sizes in this memory optimized family. Each instance page shows its specifications and on-demand price when available. Region, purchase model and workload behavior affect the total cost.
| Instance | vCPUs | Memory |
|---|---|---|
| r5b.large | 2 | 16 GiB |
| r5b.xlarge | 4 | 32 GiB |
| r5b.2xlarge | 8 | 64 GiB |
| r5b.4xlarge | 16 | 128 GiB |
| r5b.8xlarge | 32 | 256 GiB |
| r5b.12xlarge | 48 | 384 GiB |
| r5b.16xlarge | 64 | 512 GiB |
| r5b.24xlarge | 96 | 768 GiB |
| r5b.metal | 96 | 768 GiB |