Amazon introduced EC2 C8gn instances featuring next-generation AWS Graviton4 processors to regions including Mumbai, Cape Town, Ireland, London, and Calgary. These instances deliver up to 30% improved compute performance compared to previous Graviton3-based C7gn instances. Equipped with 6th generation AWS Nitro Cards, they support maximum network bandwidth of 600 Gbps and large memory sizes up to 384 GiB.
C8gn instances are optimized for network-intensive workloads such as virtual appliances, data analytics, and AI/ML inference. They support Elastic Fabric Adapter networking for improved cluster performance on select large instance sizes. Availability spans multiple US, Europe, Asia Pacific, Middle East, and Africa regions, broadening access to high-performance ARM-based compute.
Source & further reading
Amazon EC2 C8gn instances are now available in additional regions ↗Source published 2026-01-21. 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.