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x8i.4xlarge

Part of the X8I Memory Optimized family — High memory-to-vCPU ratio for memory-intensive applications.

Name:xExtreme Memory Optimizedx = Extreme Memory OptimizedUltra-high memory capacity instances designed for massive in-memory databases (SAP HANA), big data processing, and large caches.88th Generation8 = 8th GenerationAWS 8th generation hardware platform with updated CPU/system architecture.iIntel Xeon Scalablei = Intel Xeon ScalableIntel Xeon Scalable (Granite Rapids) (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 • 256 GB RAM • EBS only • Up to 15 Gbps Network
Price (Linux)
$1.7506/ hr
~$1,277.97/mo
Compute
16vCPUs
8 cores • x86_64
Memory
256GB
16.0 GB / vCPU
Value
$0.1094/ vCPU-hr
$0.0068/GB-hr
Network
Up to 15 Gbps
Baseline: 7.5 Gbps
Storage & EBS
1,250MB/s
Max: 40,000 IOPS

Technical Specifications & Limits

Hardware specs, container thresholds, and system limits

Compute & Processor

ProcessorIntel Xeon Scalable (Granite Rapids)
Architecturex86_64 (x86_64)
vCPUs / Threads16 vCPUs
Physical Cores8
Clock Speed3.9 GHz
Intel AVX / AVX2AVX & AVX2 Supported
Intel Turbo BoostYes
Bare MetalNo (Virtualized)

Performance & Benchmarks

CoreMark Score384,631
CoreMark / vCPU24,039.4 / core
FFmpeg Transcoding144 FPS
CoreMark per Dollar219,709 score / $
Cost per vCPU-hr$0.1094
Cost per GB-hr$0.0068

Containers & Kubernetes

EKS Max Pods394 pods
Max ECS Tasks60 tasks
Max ENIs8
IPv4/v6 per ENI50
Total Addressable IPs400 total IPs
CNI Prefix DelegationSupported (High Density)

Networking & Bandwidth

Network PerformanceUp to 15 Gbps
Baseline Bandwidth7.5 Gbps
Burst / Peak Bandwidth15 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 Introduced2026-01-15

Regional Pricing Matrix

Live on-demand rates across all global AWS cloud regions
Lowest Price Region
$1.7506/ hr
US East (N. Virginia) (us-east-1)
Highest Price Region
$3.4138/ hr
South America (Sao Paulo) (sa-east-1)
Global Fleet Average
$2.2395/ hr
Across all active regions
Regional Coverage
17regions
Available worldwide
Linux — Available in all 17 regions
RegionOn-Demand Price
ap-southeast-5
Asia Pacific (Malaysia)
$2.2846
ap-south-1
Asia Pacific (Mumbai)
$1.8062
ap-northeast-2
Asia Pacific (Seoul)
$2.5385
ap-southeast-1
Asia Pacific (Singapore)
$2.5385
ap-southeast-2
Asia Pacific (Sydney)
$2.5385
ap-northeast-1
Asia Pacific (Tokyo)
$2.5385
us-gov-west-1
AWS GovCloud (US-West)
$2.1008
eu-central-1
EU (Frankfurt)
$2.4510
eu-west-1
EU (Ireland)
$2.1008
eu-south-1
EU (Milan)
$2.2051
eu-west-3
EU (Paris)
$2.2058
eu-north-1
EU (Stockholm)
$1.9965
eu-south-2
Europe (Spain)
$2.1008
sa-east-1
South America (Sao Paulo)
Highest
$3.4138
us-east-1
US East (N. Virginia)
Lowest
$1.7506
us-east-2
US East (Ohio)
Lowest
$1.7506
us-west-2
US West (Oregon)
Lowest
$1.7506