r6i.4xlarge
Part of the R6I 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.66th Generation6 = 6th GenerationAWS 6th generation hardware platform with updated CPU/system architecture.iIntel Xeon Scalablei = Intel Xeon ScalableIntel Xeon 8375C (Ice Lake) (x86_64). Powered by Intel Xeon Scalable x86_64 processors with Intel Advanced Vector Extensions (AVX-512 / AMX) acceleration.4xlarge4 Extra Large4xlarge = 4 Extra Large16 vCPUs • 128.0 GiB RAM • EBS only • Up to 12500 Megabit NetworkPrice (Linux)
$1.0080/ hr
~$735.84/mo
Compute
16vCPUs
8 cores • x86_64
Memory
128.0GiB
8.0 GiB / vCPU
Value
$0.0630/ vCPU-hr
$0.0079/GiB-hr
Network
12.5Gbps
Baseline: 6.25 Gbps
Storage & EBS
1,250MB/s
Max: 40,000 IOPS
Technical Specifications & Limits
Hardware specs, container thresholds, and system limitsCompute & Processor
ProcessorIntel Xeon 8375C (Ice Lake)
Architecturex86_64 (x86_64)
vCPUs / Threads16 vCPUs
Physical Cores8
Clock Speed3.5 GHz
Intel AVX / AVX2AVX & AVX2 Supported
Intel Turbo BoostYes
Bare MetalNo (Virtualized)
Performance & Benchmarks
CoreMark Score267,525
CoreMark / vCPU16,720.3 / core
FFmpeg Transcoding107 FPS
CoreMark per Dollar265,402 score / $
Cost per vCPU-hr$0.0630
Cost per GiB-hr$0.0079
Containers & Kubernetes
EKS Max Pods234 pods
Max ECS Tasks60 tasks
Max ENIs8
IPv4/v6 per ENI30
Total Addressable IPs240 total IPs
CNI Prefix DelegationSupported (High Density)
Networking & Bandwidth
Network PerformanceUp to 12500 Megabit
Baseline Bandwidth6.25 Gbps
Burst / Peak Bandwidth12.5 Gbps
Enhanced NetworkingYes
EFA SupportNo
IPv6 SupportNative Dual-Stack Supported
Storage & EBS Optimization
Storage ConfigurationEBS only
Local NVMe DiskNone (EBS only)
EBS Baseline Throughput625 MB/s
EBS Max Throughput1250 MB/s
EBS Baseline IOPS20,000
EBS Max / Burst IOPS40,000
Dedicated EBS ThroughputUp to 10000 Mbps
Platform & Architecture Details
Hypervisor / SystemAWS Nitro System (PCIe Offload)
Nitro EnclavesSupported (Isolated security enclaves)
Normalization Factor32
Generation StatusCurrent Generation (Recommended)
Date Introduced2021-11-22
Regional Pricing Matrix
Live on-demand rates across all global AWS cloud regionsLowest Price Region
$1.0080/ hr
US East (N. Virginia) (us-east-1)Highest Price Region
$1.6080/ hr
South America (Sao Paulo) (sa-east-1)Global Fleet Average
$1.1840/ hr
Across all active regionsRegional Coverage
39regions
Available worldwide| Region Name | Region Code | On-Demand Price |
|---|---|---|
Africa (Cape Town) | af-south-1 | $1.3440 |
Asia Pacific (Hong Kong) | ap-east-1 | $1.3360 |
Asia Pacific (Hyderabad) | ap-south-2 | $1.0400 |
Asia Pacific (Malaysia) | ap-southeast-5 | $1.0336 |
Asia Pacific (Mumbai) | ap-south-1 | $1.0400 |
Asia Pacific (New Zealand) | ap-southeast-6 | $1.2684 |
Asia Pacific (Osaka) | ap-northeast-3 | $1.2160 |
Asia Pacific (Seoul) | ap-northeast-2 | $1.2160 |
Asia Pacific (Singapore) | ap-southeast-1 | $1.2160 |
Asia Pacific (Sydney) | ap-southeast-2 | $1.2080 |
Asia Pacific (Taipei) | ap-east-2 | $1.0944 |
Asia Pacific (Thailand) | ap-southeast-7 | $1.0336 |
Asia Pacific (Tokyo) | ap-northeast-1 | $1.2160 |
AWS GovCloud (US-East) | us-gov-east-1 | $1.2080 |
AWS GovCloud (US-West) | us-gov-west-1 | $1.2080 |
Canada (Central) | ca-central-1 | $1.1040 |
Canada West (Calgary) | ca-west-1 | $1.1040 |
EU (Frankfurt) | eu-central-1 | $1.2160 |
EU (Ireland) | eu-west-1 | $1.1280 |
EU (London) | eu-west-2 | $1.1840 |
EU (Milan) | eu-south-1 | $1.1840 |
EU (Paris) | eu-west-3 | $1.1840 |
EU (Stockholm) | eu-north-1 | $1.0720 |
Europe (Zurich) | eu-central-2 | $1.3376 |
Israel (Tel Aviv) | il-central-1 | $1.1844 |
Mexico (Central) | mx-central-1 | $1.0584 |
Middle East (Bahrain) | me-south-1 | $1.2408 |
Middle East (UAE) | me-central-1 | $1.2408 |
South America (Sao Paulo)Highest | sa-east-1 | $1.6080 |
US East (Atlanta) | us-east-1-atl-1 | $1.2600 |
US East (Chicago) | us-east-1-chi-1 | $1.2600 |
US East (Dallas) | us-east-1-dfw-1 | $1.2600 |
US East (Houston) | us-east-1-iah-1 | $1.2600 |
US East (Miami) | us-east-1-mia-1 | $1.2600 |
US East (N. Virginia)Lowest | us-east-1 | $1.0080 |
US East (Ohio)Lowest | us-east-2 | $1.0080 |
US West (N. California) | us-west-1 | $1.1200 |
US West (Oregon)Lowest | us-west-2 | $1.0080 |
US West (Phoenix) | us-west-2-phx-1 | $1.2096 |
| Region Name | Region Code | On-Demand Price |
|---|---|---|
Africa (Cape Town) | af-south-1 | $2.0800 |
Asia Pacific (Hong Kong) | ap-east-1 | $2.0720 |
Asia Pacific (Hyderabad) | ap-south-2 | $1.7760 |
Asia Pacific (Malaysia) | ap-southeast-5 | $1.7696 |
Asia Pacific (Mumbai) | ap-south-1 | $1.7760 |
Asia Pacific (New Zealand) | ap-southeast-6 | $2.0044 |
Asia Pacific (Osaka) | ap-northeast-3 | $1.9520 |
Asia Pacific (Seoul) | ap-northeast-2 | $1.9520 |
Asia Pacific (Singapore) | ap-southeast-1 | $1.9520 |
Asia Pacific (Sydney) | ap-southeast-2 | $1.9440 |
Asia Pacific (Taipei) | ap-east-2 | $1.8304 |
Asia Pacific (Thailand) | ap-southeast-7 | $1.7696 |
Asia Pacific (Tokyo) | ap-northeast-1 | $1.9520 |
AWS GovCloud (US-East) | us-gov-east-1 | $1.9440 |
AWS GovCloud (US-West) | us-gov-west-1 | $1.9440 |
Canada (Central) | ca-central-1 | $1.8400 |
Canada West (Calgary) | ca-west-1 | $1.8400 |
EU (Frankfurt) | eu-central-1 | $1.9520 |
EU (Ireland) | eu-west-1 | $1.8640 |
EU (London) | eu-west-2 | $1.9200 |
EU (Milan) | eu-south-1 | $1.9200 |
EU (Paris) | eu-west-3 | $1.9200 |
EU (Stockholm) | eu-north-1 | $1.8080 |
Europe (Zurich) | eu-central-2 | $2.0736 |
Israel (Tel Aviv) | il-central-1 | $1.9204 |
Mexico (Central) | mx-central-1 | $1.7944 |
Middle East (Bahrain) | me-south-1 | $1.9768 |
Middle East (UAE) | me-central-1 | $1.9768 |
South America (Sao Paulo)Highest | sa-east-1 | $2.3440 |
US East (Atlanta) | us-east-1-atl-1 | $1.9960 |
US East (Chicago) | us-east-1-chi-1 | $1.9960 |
US East (Dallas) | us-east-1-dfw-1 | $1.9960 |
US East (Houston) | us-east-1-iah-1 | $1.9960 |
US East (Miami) | us-east-1-mia-1 | $1.9960 |
US East (N. Virginia)Lowest | us-east-1 | $1.7440 |
US East (Ohio)Lowest | us-east-2 | $1.7440 |
US West (N. California) | us-west-1 | $1.8560 |
US West (Oregon)Lowest | us-west-2 | $1.7440 |
US West (Phoenix) | us-west-2-phx-1 | $1.9456 |
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