r5b.xlarge
Part of the R5B Memory Optimized family — 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.bBlock Storage Optimized (EBS)b = Block Storage Optimized (EBS)Optimized for Amazon EBS with higher dedicated storage throughput and IOPS (up to 60 Gbps / 260,000 IOPS).xlargeExtra Large (1x)xlarge = Extra Large (1x)4 vCPUs • 32.0 GiB RAM • EBS only • Up to 10 Gigabit NetworkPrice (Linux)
$0.2980/ hr
~$217.54/mo
Compute
4vCPUs
2 cores • x86_64
Memory
32.0GiB
8.0 GiB / vCPU
Value
$0.0745/ vCPU-hr
$0.0093/GiB-hr
Network
10Gbps
Baseline: 1.25 Gbps
Storage & EBS
1,250MB/s
Max: 43,333 IOPS
Technical Specifications & Limits
Hardware specs, container thresholds, and system limitsCompute & Processor
ProcessorIntel Xeon Platinum 8259 (Cascade Lake)
Architecturex86_64 (x86_64)
vCPUs / Threads4 vCPUs
Physical Cores2
Clock Speed3.1 GHz
Intel AVX / AVX2AVX & AVX2 Supported
Intel Turbo BoostYes
Bare MetalNo (Virtualized)
Performance & Benchmarks
CoreMark ScoreNot benchmarked
CoreMark / vCPU—
FFmpeg Transcoding—
CoreMark per Dollar—
Cost per vCPU-hr$0.0745
Cost per GiB-hr$0.0093
Containers & Kubernetes
EKS Max Pods58 pods
Max ECS Tasks20 tasks
Max ENIs4
IPv4/v6 per ENI15
Total Addressable IPs60 total IPs
CNI Prefix DelegationSupported (High Density)
Networking & Bandwidth
Network PerformanceUp to 10 Gigabit
Baseline Bandwidth1.25 Gbps
Burst / Peak Bandwidth10 Gbps
Enhanced NetworkingYes
EFA SupportNo
IPv6 SupportNative Dual-Stack Supported
Storage & EBS Optimization
Storage ConfigurationEBS only
Local NVMe DiskNone (EBS only)
EBS Baseline Throughput312.5 MB/s
EBS Max Throughput1250 MB/s
EBS Baseline IOPS10,833
EBS Max / Burst IOPS43,333
Dedicated EBS ThroughputUp to 10 Gbps
Platform & Architecture Details
Hypervisor / SystemAWS Nitro System (PCIe Offload)
Nitro EnclavesSupported (Isolated security enclaves)
Normalization Factor8
Generation StatusCurrent Generation (Recommended)
Date Introduced2020-12-01
Regional Pricing Matrix
Live on-demand rates across all global AWS cloud regionsLowest Price Region
$0.2980/ hr
US East (N. Virginia) (us-east-1)Highest Price Region
$0.4740/ hr
South America (Sao Paulo) (sa-east-1)Global Fleet Average
$0.3454/ hr
Across all active regionsRegional Coverage
14regions
Available worldwide| Region Name | Region Code | On-Demand Price |
|---|---|---|
Asia Pacific (Seoul) | ap-northeast-2 | $0.3560 |
Asia Pacific (Singapore) | ap-southeast-1 | $0.3560 |
Asia Pacific (Sydney) | ap-southeast-2 | $0.3620 |
Asia Pacific (Tokyo) | ap-northeast-1 | $0.3620 |
Canada (Central) | ca-central-1 | $0.3260 |
EU (Frankfurt) | eu-central-1 | $0.3560 |
EU (Ireland) | eu-west-1 | $0.3340 |
EU (London) | eu-west-2 | $0.3500 |
EU (Milan) | eu-south-1 | $0.3500 |
EU (Stockholm) | eu-north-1 | $0.3159 |
South America (Sao Paulo)Highest | sa-east-1 | $0.4740 |
US East (N. Virginia)Lowest | us-east-1 | $0.2980 |
US East (Ohio)Lowest | us-east-2 | $0.2980 |
US West (Oregon)Lowest | us-west-2 | $0.2980 |
| Region Name | Region Code | On-Demand Price |
|---|---|---|
Asia Pacific (Seoul) | ap-northeast-2 | $0.5400 |
Asia Pacific (Singapore) | ap-southeast-1 | $0.5400 |
Asia Pacific (Sydney) | ap-southeast-2 | $0.5460 |
Asia Pacific (Tokyo) | ap-northeast-1 | $0.5460 |
Canada (Central) | ca-central-1 | $0.5100 |
EU (Frankfurt) | eu-central-1 | $0.5400 |
EU (Ireland) | eu-west-1 | $0.5180 |
EU (London) | eu-west-2 | $0.5340 |
EU (Milan) | eu-south-1 | $0.5340 |
EU (Stockholm) | eu-north-1 | $0.4999 |
South America (Sao Paulo)Highest | sa-east-1 | $0.6580 |
US East (N. Virginia)Lowest | us-east-1 | $0.4820 |
US East (Ohio)Lowest | us-east-2 | $0.4820 |
US West (Oregon)Lowest | us-west-2 | $0.4820 |
No regions matched your search filter.