R5 Memory Optimized

High memory-to-vCPU ratio for memory-intensive applications.

Name:rMemory Optimizedr = Memory OptimizedHigh memory-to-vCPU ratio designed for memory-intensive applications such as databases, distributed caches, and in-memory analytics.55th Generation5 = 5th GenerationAWS 5th generation hardware platform with updated CPU/system architecture.

Common use cases

  • In-memory databases
  • Real-time big data analytics
  • High-performance caching

Head-to-Head Architecture Comparisons

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Generational Evolutionr4 vs r5 vs r6i vs r7i vs r7g

AWS Memory Optimized Evolution: R4 vs R5 vs R6i vs R7i vs R7g

Memory tier advancement: DDR3 to DDR5, EBS throughput, and per-GB pricing

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Generational Evolutionr5 vs r6i vs r7i

AWS Pure Intel Memory Upgrade: R5 vs R6i vs R7i

Intel Xeon memory tier evolution across three enterprise generations

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Instance types (8)

InstancevCPUMemoryArchitectureFrom (Linux, $/hr)
r5.large216 GBx86_64$0.1260
r5.xlarge432 GBx86_64$0.2520
r5.2xlarge864 GBx86_64$0.5040
r5.4xlarge16128 GBx86_64$1.0080
r5.8xlarge32256 GBx86_64$2.0160
r5.12xlarge48384 GBx86_64$3.0240
r5.16xlarge64512 GBx86_64$4.0320
r5.24xlarge96768 GBx86_64$6.0480