c7i-flex.12xlarge
Part of the C7I-FLEX 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).77th Generation7 = 7th GenerationAWS 7th generation hardware platform with updated CPU/system architecture.iIntel Xeon Scalablei = Intel Xeon ScalableIntel Xeon Scalable (Sapphire Rapids) (x86_64). Powered by Intel Xeon Scalable x86_64 processors with Intel Advanced Vector Extensions (AVX-512 / AMX) acceleration.flexFlex Instanceflex = Flex InstanceFlex instances offer up to 19% better price-to-performance for workloads that do not continuously utilize full compute capacity.12xlarge12 Extra Large12xlarge = 12 Extra Large48 vCPUs • 96 GB RAM • EBS only • Up to 18.75 Gbps NetworkPrice (Linux)
$1.9943/ hr
~$1,455.85/mo
Compute
48vCPUs
24 cores • x86_64
Memory
96GB
2.0 GB / vCPU
Value
$0.0415/ vCPU-hr
$0.0208/GB-hr
Network
Up to 18.75 Gbps
Baseline: 9.375 Gbps
Storage & EBS
1,875MB/s
Max: 60,000 IOPS
Alternatives to c7i-flex.12xlarge
| Option | Price vs c7i-flex.12xlarge | Why look at it |
|---|---|---|
| c7i.12xlargeCompare → | +5%+$0.107/hr Linux on-demand, us-east-1 | Different family variant, same vCPU and RAM |
| c7a.12xlargeCompare → | +21%+$0.428/hr Linux on-demand, us-east-1 | AMD (x86_64), same vCPU and RAM |
| c7g.12xlargeCompare → | -14%-$0.295/hr Linux on-demand, us-east-1 | Graviton (arm64), same vCPU and RAM |
Technical Specifications & Limits
Hardware specs, container thresholds, and system limitsCompute & Processor
ProcessorIntel Xeon Scalable (Sapphire Rapids)
Architecturex86_64 (x86_64)
vCPUs / Threads48 vCPUs
Physical Cores24
Clock Speed3.2 GHz
Intel AVX / AVX2AVX & AVX2 Supported
Intel Turbo BoostYes
Bare MetalNo (Virtualized)
Performance & Benchmarks
CoreMark Score1,109,399
CoreMark / vCPU23,112.5 / core
FFmpeg Transcoding245 FPS
CoreMark per Dollar556,279 score / $
Cost per vCPU-hr$0.0415
Cost per GB-hr$0.0208
Containers & Kubernetes
EKS Max Pods234 pods
Max ECS Tasks120 tasks
Max ENIs8
IPv4/v6 per ENI30
Total Addressable IPs240 total IPs
CNI Prefix DelegationSupported (High Density)
Networking & Bandwidth
Network PerformanceUp to 18.75 Gbps
Baseline Bandwidth9.375 Gbps
Burst / Peak Bandwidth18.75 Gbps
Enhanced NetworkingYes
EFA SupportNo
IPv6 SupportNative Dual-Stack Supported
Storage & EBS Optimization
Storage ConfigurationEBS only
Local NVMe DiskNone (EBS only)
EBS Baseline Throughput937.5 MB/s
EBS Max Throughput1875 MB/s
EBS Baseline IOPS30,000
EBS Max / Burst IOPS60,000
Dedicated EBS ThroughputUp to 15000 Mbps
Platform & Architecture Details
Hypervisor / SystemAWS Nitro System (PCIe Offload)
Nitro EnclavesNot Supported
Normalization Factor96
Generation StatusCurrent Generation (Recommended)
Date Introduced2025-01-16
Regional Pricing Matrix
Live on-demand rates across all global AWS cloud regionsLowest Price Region
$1.9943/ hr
Asia Pacific (Malaysia) (ap-southeast-5)Highest Price Region
$3.1361/ hr
South America (Sao Paulo) (sa-east-1)Global Fleet Average
$2.3461/ hr
Across all active regionsRegional Coverage
30regions
Available worldwide| Region | On-Demand Price |
|---|---|
af-south-1 Africa (Cape Town) | $2.7290 |
ap-east-1 Asia Pacific (Hong Kong) | $2.5855 |
ap-south-2 Asia Pacific (Hyderabad) | $2.0350 |
ap-southeast-3 Asia Pacific (Jakarta) | $2.3460 |
ap-southeast-5 LowestAsia Pacific (Malaysia) | $1.9943 |
ap-south-1 Asia Pacific (Mumbai) | $2.0349 |
ap-southeast-6 Asia Pacific (New Zealand) | $2.7902 |
ap-northeast-2 Asia Pacific (Seoul) | $2.2982 |
ap-southeast-1 Asia Pacific (Singapore) | $2.3466 |
ap-southeast-2 Asia Pacific (Sydney) | $2.6573 |
ap-east-2 Asia Pacific (Taipei) | $2.3054 |
ap-southeast-7 LowestAsia Pacific (Thailand) | $1.9943 |
ap-northeast-1 Asia Pacific (Tokyo) | $2.5616 |
us-gov-west-1 AWS GovCloud (US-West) | $2.4420 |
ca-central-1 Canada (Central) | $2.2264 |
eu-central-1 EU (Frankfurt) | $2.3222 |
eu-west-1 EU (Ireland) | $2.1833 |
eu-west-2 EU (London) | $2.4179 |
eu-south-1 EU (Milan) | $2.4180 |
eu-west-3 EU (Paris) | $2.4179 |
eu-north-1 EU (Stockholm) | $2.1785 |
eu-south-2 Europe (Spain) | $2.1828 |
eu-central-2 Europe (Zurich) | $2.5546 |
mx-central-1 Mexico (Central) | $2.1366 |
me-central-1 Middle East (UAE) | $2.4454 |
sa-east-1 HighestSouth America (Sao Paulo) | $3.1361 |
us-east-1 US East (N. Virginia) | $2.0349 |
us-east-2 US East (Ohio) | $2.0349 |
us-west-1 US West (N. California) | $2.5376 |
us-west-2 US West (Oregon) | $2.0349 |
| Region | On-Demand Price |
|---|---|
af-south-1 Africa (Cape Town) | $4.8266 |
ap-east-1 Asia Pacific (Hong Kong) | $4.7935 |
ap-south-2 LowestAsia Pacific (Hyderabad) | $4.1326 |
ap-southeast-3 Asia Pacific (Jakarta) | $4.4436 |
ap-southeast-5 Asia Pacific (Malaysia) | $4.2023 |
ap-south-1 Asia Pacific (Mumbai) | $4.2429 |
ap-southeast-6 Asia Pacific (New Zealand) | $4.8878 |
ap-northeast-2 Asia Pacific (Seoul) | $4.5062 |
ap-southeast-1 Asia Pacific (Singapore) | $4.5546 |
ap-southeast-2 Asia Pacific (Sydney) | $4.8653 |
ap-east-2 Asia Pacific (Taipei) | $4.5134 |
ap-southeast-7 Asia Pacific (Thailand) | $4.2023 |
ap-northeast-1 Asia Pacific (Tokyo) | $4.7696 |
us-gov-west-1 AWS GovCloud (US-West) | $4.6500 |
ca-central-1 Canada (Central) | $4.4344 |
eu-central-1 EU (Frankfurt) | $4.5302 |
eu-west-1 EU (Ireland) | $4.3913 |
eu-west-2 EU (London) | $4.6259 |
eu-south-1 EU (Milan) | $4.5156 |
eu-west-3 EU (Paris) | $4.6259 |
eu-north-1 EU (Stockholm) | $4.3865 |
eu-south-2 Europe (Spain) | $4.3908 |
eu-central-2 Europe (Zurich) | $4.7626 |
mx-central-1 Mexico (Central) | $4.3446 |
me-central-1 Middle East (UAE) | $4.5430 |
sa-east-1 HighestSouth America (Sao Paulo) | $5.3441 |
us-east-1 US East (N. Virginia) | $4.2429 |
us-east-2 US East (Ohio) | $4.2429 |
us-west-1 US West (N. California) | $4.7456 |
us-west-2 US West (Oregon) | $4.2429 |
No regions matched your search filter.