The C7a instances deliver up to 50% higher performance over the previous generation C6a, utilizing 3.7 GHz 4th Gen AMD EPYC processors supporting AVX-512, VNNI, and bfloat16 instructions. They include DDR5 memory with over twice the bandwidth of predecessors and support up to 128 EBS volumes per instance, benefiting latency-sensitive, compute-intensive workloads.
Available in 12 sizes including bare-metal options, these instances are built on the AWS Nitro System and target high performance use cases such as HPC, distributed analytics, ad serving, multiplayer gaming, and video encoding. They can be provisioned on-demand, via Spot, or Savings Plans.
Source & further reading
Amazon EC2 C7a instances are now available in the US West (N. California) Region ↗Source published 2026-07-22. This report was prepared with AI assistance from the linked primary-source material. Claims and limitations should be checked against the original announcement or research.