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r8g.12xlarge

Part of the R8G 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.88th Generation8 = 8th GenerationAWS 8th generation hardware platform with updated CPU/system architecture.gAWS Gravitong = AWS GravitonAWS Graviton4 Processor (arm64). Powered by custom 64-bit ARM AWS Graviton processors, delivering industry-leading price-performance and power efficiency.12xlarge12 Extra Large12xlarge = 12 Extra Large48 vCPUs • 384 GB RAM • EBS only • 22.5 Gbps Network
Price (Linux)
$1.9819/ hr
~$1,446.80/mo
Compute
48vCPUs
48 cores • arm64
Memory
384GB
8.0 GB / vCPU
Value
$0.0413/ vCPU-hr
$0.0052/GB-hr
Network
22.5 Gbps
Baseline: 22.5 Gbps
Storage & EBS
1,875MB/s
Max: 60,000 IOPS

Alternatives to r8g.12xlarge

OptionPrice vs r8g.12xlargeWhy look at it
c8g.12xlargeCompare →
-32%-$0.913/hr
Linux on-demand, us-east-1		Different instance family, 96 GiB RAM instead of 384, same vCPU
m8g.12xlargeCompare →
-24%-$0.673/hr
Linux on-demand, us-east-1		Different instance family, 192 GiB RAM instead of 384, same vCPU

Technical Specifications & Limits

Hardware specs, container thresholds, and system limits

Compute & Processor

ProcessorAWS Graviton4 Processor
Architecturearm64 (ARM64 (Graviton))
vCPUs / Threads48 vCPUs
Physical Cores48
Clock Speed2.7 GHz
Intel AVX / AVX2No
Intel Turbo BoostNo
Bare MetalNo (Virtualized)

Performance & Benchmarks

CoreMark Score1,430,914
CoreMark / vCPU29,810.7 / core
FFmpeg Transcoding291 FPS
CoreMark per Dollar721,984 score / $
Cost per vCPU-hr$0.0413
Cost per GB-hr$0.0052

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 Performance22.5 Gbps
Baseline Bandwidth22.5 Gbps
Burst / Peak Bandwidth22.5 Gbps
Enhanced NetworkingYes
EFA SupportNo
IPv6 SupportNative Dual-Stack Supported

Storage & EBS Optimization

Storage ConfigurationEBS only
Local NVMe DiskNone (EBS only)
EBS Baseline Throughput1875 MB/s
EBS Max Throughput1875 MB/s
EBS Baseline IOPS60,000
EBS Max / Burst IOPS60,000
Dedicated EBS Throughput15000 Mbps

Platform & Architecture Details

Hypervisor / SystemAWS Nitro System (PCIe Offload)
Nitro EnclavesSupported (Isolated security enclaves)
Normalization Factor96
Generation StatusCurrent Generation (Recommended)
Date Introduced2024-07-09

Regional Pricing Matrix

Live on-demand rates across all global AWS cloud regions
Lowest Price Region
$1.9819/ hr
Asia Pacific (Mumbai) (ap-south-1)
Highest Price Region
$4.4995/ hr
South America (Sao Paulo) (sa-east-1)
Global Fleet Average
$3.2324/ hr
Across all active regions
Regional Coverage
33regions
Available worldwide
Linux — Available in all 33 regions
RegionOn-Demand Price
af-south-1
Africa (Cape Town)
$3.7699
ap-east-1
Asia Pacific (Hong Kong)
$3.7488
ap-south-2
Asia Pacific (Hyderabad)
Lowest
$1.9819
ap-southeast-3
Asia Pacific (Jakarta)
$3.4109
ap-southeast-5
Asia Pacific (Malaysia)
$2.8992
ap-southeast-4
Asia Pacific (Melbourne)
$3.3888
ap-south-1
Asia Pacific (Mumbai)
Lowest
$1.9819
ap-southeast-6
Asia Pacific (New Zealand)
$3.5582
ap-northeast-3
Asia Pacific (Osaka)
$3.4109
ap-northeast-2
Asia Pacific (Seoul)
$3.4109
ap-southeast-1
Asia Pacific (Singapore)
$3.4109
ap-southeast-2
Asia Pacific (Sydney)
$3.3888
ap-southeast-7
Asia Pacific (Thailand)
$2.8992
ap-northeast-1
Asia Pacific (Tokyo)
$3.4109
us-gov-east-1
AWS GovCloud (US-East)
$3.3888
us-gov-west-1
AWS GovCloud (US-West)
$3.3884
ca-central-1
Canada (Central)
$3.0970
ca-west-1
Canada West (Calgary)
$3.0970
eu-central-1
EU (Frankfurt)
$3.4109
eu-west-1
EU (Ireland)
$3.1642
eu-west-2
EU (London)
$3.3211
eu-south-1
EU (Milan)
$3.3134
eu-west-3
EU (Paris)
$3.3211
eu-north-1
EU (Stockholm)
$3.0070
eu-south-2
Europe (Spain)
$3.1627
eu-central-2
Europe (Zurich)
$3.7522
mx-central-1
Mexico (Central)
$2.9688
me-central-1
Middle East (UAE)
$3.4805
sa-east-1
South America (Sao Paulo)
Highest
$4.4995
us-east-1
US East (N. Virginia)
$2.8277
us-east-2
US East (Ohio)
$2.8277
us-west-1
US West (N. California)
$3.1416
us-west-2
US West (Oregon)
$2.8277