AWS GovCloud Offers High-Performance M8gd and R8gd Instances with Graviton4

AWS GovCloud regions gained availability of Graviton4-powered EC2 instances featuring large local NVMe SSD storage and configurable network and EBS bandwidth.

By Daniel Brooks · Editorial pseudonym · 2026-07-09 · 1 min read

AI-ASSISTED REPORTING · RETROSPECTIVE ARCHIVE

Retrospective edition: 2026-07-09. Source published: 2026-07-09. 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.

M8gd and R8gd Amazon EC2 instances arrived in AWS GovCloud US-East and US-West, delivering up to 30% better performance than Graviton3-based models. These instances include up to 11.4 TB local NVMe SSD storage optimized for low latency and high throughput.

They offer bandwidth weighting to flexibly adjust network and Amazon EBS throughput by 25%. Larger sizes support Elastic Fabric Adapter networking, improving performance for high-speed interconnect applications requiring rapid storage access and communication.

Source & further reading

Amazon EC2 M8gd and R8gd instances are now available in AWS GovCloud (US) ↗

Source published 2026-07-09. 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.