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c5a.16xlarge

Part of the C5A Compute Optimized family — High-performance processors for compute-intensive applications.

Name:cCompute Optimizedc = Compute OptimizedOptimized for compute-bound applications that benefit from high-performance processors (web servers, batch processing, gaming servers, and video encoding).55th Generation5 = 5th GenerationAWS 5th generation hardware platform with updated CPU/system architecture.aAMD EPYCa = AMD EPYCAMD EPYC 7R32 (x86_64). Powered by AMD EPYC x86_64 processors, delivering high core counts and cost-effective compute performance.16xlarge16 Extra Large16xlarge = 16 Extra Large64 vCPUs • 128 GB RAM • EBS only • 20 Gbps Network
Price (Linux)
$1.5040/ hr
~$1,097.92/mo
Compute
64vCPUs
32 cores • x86_64
Memory
128GB
2.0 GB / vCPU
Value
$0.0235/ vCPU-hr
$0.0118/GB-hr
Network
20 Gbps
Baseline: 20 Gbps
Storage & EBS
787.5MB/s
Max: 26,700 IOPS

Technical Specifications & Limits

Hardware specs, container thresholds, and system limits

Compute & Processor

ProcessorAMD EPYC 7R32
Architecturex86_64 (x86_64)
vCPUs / Threads64 vCPUs
Physical Cores32
Clock Speed3.3 GHz
Intel AVX / AVX2No
Intel Turbo BoostNo
Bare MetalNo (Virtualized)

Performance & Benchmarks

CoreMark Score1,197,829
CoreMark / vCPU18,716.1 / core
FFmpeg Transcoding184 FPS
CoreMark per Dollar796,429 score / $
Cost per vCPU-hr$0.0235
Cost per GB-hr$0.0118

Containers & Kubernetes

EKS Max Pods737 pods
Max ECS Tasks120 tasks
Max ENIs15
IPv4/v6 per ENI50
Total Addressable IPs750 total IPs
CNI Prefix DelegationSupported (High Density)

Networking & Bandwidth

Network Performance20 Gbps
Baseline Bandwidth20 Gbps
Burst / Peak Bandwidth20 Gbps
Enhanced NetworkingYes
EFA SupportNo
IPv6 SupportNative Dual-Stack Supported

Storage & EBS Optimization

Storage ConfigurationEBS only
Local NVMe DiskNone (EBS only)
EBS Baseline Throughput787.5 MB/s
EBS Max Throughput787.5 MB/s
EBS Baseline IOPS26,700
EBS Max / Burst IOPS26,700
Dedicated EBS Throughput6300 Mbps

Platform & Architecture Details

Hypervisor / SystemAWS Nitro System (PCIe Offload)
Nitro EnclavesSupported (Isolated security enclaves)
Normalization Factor128
Generation StatusCurrent Generation (Recommended)
Date Introduced2020-06-04

Regional Pricing Matrix

Live on-demand rates across all global AWS cloud regions
Lowest Price Region
$1.5040/ hr
Asia Pacific (Mumbai) (ap-south-1)
Highest Price Region
$3.7760/ hr
South America (Sao Paulo) (sa-east-1)
Global Fleet Average
$2.8393/ hr
Across all active regions
Regional Coverage
22regions
Available worldwide
Linux — Available in all 22 regions
RegionOn-Demand Price
af-south-1
Africa (Cape Town)
$3.2960
ap-east-1
Asia Pacific (Hong Kong)
$3.1040
ap-south-1
Asia Pacific (Mumbai)
Lowest
$1.5040
ap-northeast-2
Asia Pacific (Seoul)
$2.7520
ap-southeast-1
Asia Pacific (Singapore)
$2.8160
ap-southeast-2
Asia Pacific (Sydney)
$3.2000
ap-northeast-1
Asia Pacific (Tokyo)
$3.0720
us-gov-east-1
AWS GovCloud (US-East)
$2.9440
us-gov-west-1
AWS GovCloud (US-West)
$2.9440
ca-central-1
Canada (Central)
$2.6880
eu-central-1
EU (Frankfurt)
$2.7840
eu-west-1
EU (Ireland)
$2.7520
eu-west-2
EU (London)
$2.9120
eu-south-1
EU (Milan)
$2.9120
eu-west-3
EU (Paris)
$2.9120
eu-north-1
EU (Stockholm)
$2.6240
me-south-1
Middle East (Bahrain)
$3.0400
sa-east-1
South America (Sao Paulo)
Highest
$3.7760
us-east-1
US East (N. Virginia)
$2.4640
us-east-2
US East (Ohio)
$2.4640
us-west-1
US West (N. California)
$3.0400
us-west-2
US West (Oregon)
$2.4640