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r4.xlarge

Part of the R4 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.44th Generation4 = 4th GenerationAWS 4th generation hardware platform with updated CPU/system architecture.xlargeExtra Large (1x)xlarge = Extra Large (1x)4 vCPUs • 31 GB RAM • EBS only • Up to 10 Gbps Network
Price (Linux)
$0.2660/ hr
~$194.18/mo
Compute
4vCPUs
2 cores • x86_64
Memory
31GB
7.6 GB / vCPU
Value
$0.0665/ vCPU-hr
$0.0087/GB-hr
Network
Up to 10 Gbps
Baseline: 1.25 Gbps
Storage & EBS
106.25MB/s
Max: 6,000 IOPS

Alternatives to r4.xlarge

OptionPrice vs r4.xlargeWhy look at it
r5.xlargeCompare →
-5%-$0.014/hr
Linux on-demand, us-east-1		Newer generation, 32 GiB RAM instead of 30.5, same vCPU
r6i.xlargeCompare →
-5%-$0.014/hr
Linux on-demand, us-east-1		Newer generation, 32 GiB RAM instead of 30.5, same vCPU
r7i.xlargeCompare →
-1%-$0.0014/hr
Linux on-demand, us-east-1		Newer generation, 32 GiB RAM instead of 30.5, same vCPU
r7g.xlargeCompare →
-19%-$0.0518/hr
Linux on-demand, us-east-1		Graviton (arm64), newer generation, 32 GiB RAM instead of 30.5, same vCPU

Technical Specifications & Limits

Hardware specs, container thresholds, and system limits

Compute & Processor

ProcessorIntel Xeon E5-2686 v4 (Broadwell)
Architecturex86_64 (x86_64)
vCPUs / Threads4 vCPUs
Physical Cores2
Clock Speed2.3 GHz
Intel AVX / AVX2AVX & AVX2 Supported
Intel Turbo BoostYes
Bare MetalNo (Virtualized)

Performance & Benchmarks

CoreMark Score54,705
CoreMark / vCPU13,676.1 / core
FFmpeg Transcoding20 FPS
CoreMark per Dollar205,658 score / $
Cost per vCPU-hr$0.0665
Cost per GB-hr$0.0087

Containers & Kubernetes

EKS Max Pods58 pods
Max ECS Tasks3 tasks
Max ENIs4
IPv4/v6 per ENI15
Total Addressable IPs60 total IPs
CNI Prefix DelegationStandard CNI

Networking & Bandwidth

Network PerformanceUp to 10 Gbps
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 Throughput106.25 MB/s
EBS Max Throughput106.25 MB/s
EBS Baseline IOPS6,000
EBS Max / Burst IOPS6,000
Dedicated EBS Throughput800 Mbps

Platform & Architecture Details

Hypervisor / SystemXen Hypervisor
Nitro EnclavesNot Supported
Normalization Factor8
Generation StatusCurrent Generation (Recommended)
Date Introduced2016-11-30

Regional Pricing Matrix

Live on-demand rates across all global AWS cloud regions
Lowest Price Region
$0.2660/ hr
US East (N. Virginia) (us-east-1)
Highest Price Region
$0.5600/ hr
South America (Sao Paulo) (sa-east-1)
Global Fleet Average
$0.3164/ hr
Across all active regions
Regional Coverage
17regions
Available worldwide
Linux — Available in all 17 regions
RegionOn-Demand Price
ap-south-1
Asia Pacific (Mumbai)
$0.2740
ap-northeast-3
Asia Pacific (Osaka)
$0.3200
ap-northeast-2
Asia Pacific (Seoul)
$0.3200
ap-southeast-1
Asia Pacific (Singapore)
$0.3200
ap-southeast-2
Asia Pacific (Sydney)
$0.3192
ap-northeast-1
Asia Pacific (Tokyo)
$0.3200
us-gov-west-1
AWS GovCloud (US-West)
$0.3192
ca-central-1
Canada (Central)
$0.2920
eu-central-1
EU (Frankfurt)
$0.3201
eu-west-1
EU (Ireland)
$0.2964
eu-west-2
EU (London)
$0.3120
eu-west-3
EU (Paris)
$0.3120
sa-east-1
South America (Sao Paulo)
Highest
$0.5600
us-east-1
US East (N. Virginia)
Lowest
$0.2660
us-east-2
US East (Ohio)
Lowest
$0.2660
us-west-1
US West (N. California)
$0.2964
us-west-2
US West (Oregon)
Lowest
$0.2660