Amazon EC2 C8gn Instances Expand to More Regions with Enhanced Performance

The new Graviton4-powered EC2 C8gn instances deliver up to 30% better compute and networking performance across additional global AWS regions.

By Clara Morgan · Editorial pseudonym · 2026-03-19 · 1 min read

AI-ASSISTED REPORTING · RETROSPECTIVE ARCHIVE

Retrospective edition: 2026-03-19. Source published: 2026-03-19. Added to this archive: 2026-11-03. This briefing was prepared later from the linked announcement; it was not published on this website on the historical edition date.

Amazon EC2 C8gn instances, equipped with AWS Graviton4 processors and 6th generation Nitro Cards, offer significant improvements in compute power and network bandwidth—up to 600 Gbps—over previous Graviton3-based models, suited for network-intensive workloads like virtual appliances and AI inference.

The instance family is now available in regions including Asia Pacific (Jakarta, Hyderabad, Tokyo), South America (Sao Paulo), and Europe (Zurich), supporting sizes up to 48xlarge with Elastic Fabric Adapter (EFA) enabled on larger variants, optimizing tightly coupled cluster performance and scalability.

Source & further reading

Amazon EC2 C8gn instances are now available in additional regions ↗

Source published 2026-03-19. 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.