C7I-FLEX Compute Optimized

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.

Alternatives to c7i-flex

OptionPrice vs c7i-flexWhy look at it
c7iCompare →
+5%+$0.0089/hr
xlarge, Linux on-demand, us-east-1		Different family variant, same vCPU and RAM
c7aCompare →
+21%+$0.0357/hr
xlarge, Linux on-demand, us-east-1		AMD (x86_64), same vCPU and RAM
c7gCompare →
-14%-$0.0246/hr
xlarge, Linux on-demand, us-east-1		Graviton (arm64), same vCPU and RAM

Common use cases

  • Batch processing
  • Scientific modeling
  • Gaming servers
  • High-performance web servers

Head-to-Head Architecture Comparisons

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Silicon Trianglec7i vs c7a vs c7g vs c7i-flex

AWS C7 Generation: C7i vs C7a vs C7g vs C7i-flex

4th Gen Intel Xeon Sapphire Rapids vs AMD EPYC Genoa vs AWS Graviton3 vs Flex

Compare specifications →
Architecture & Sizingc7i vs c7i-flex

AWS Intel Flex Comparison: C7i vs C7i-flex

Is the 5% discount on C7i-flex worth the CPU baseline constraints?

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Instance types (7)

InstancevCPUMemoryArchitectureFrom (Linux, $/hr)
c7i-flex.large24 GBx86_64$0.0831
c7i-flex.xlarge48 GBx86_64$0.1662
c7i-flex.2xlarge816 GBx86_64$0.3324
c7i-flex.4xlarge1632 GBx86_64$0.6648
c7i-flex.8xlarge3264 GBx86_64$1.3295
c7i-flex.12xlarge4896 GBx86_64$1.9943
c7i-flex.16xlarge64128 GBx86_64$2.6591