Based on custom Intel Xeon 6 processors, R8i and R8i-flex instances improve price-performance by up to 15% and memory bandwidth by 2.5 times compared to previous generation. They perform up to 20% better than the R7i instances with specialized gains in PostgreSQL, NGINX, and AI deep learning recommendation workloads.
R8i-flex introduces flexible memory-optimized sizing for better cost-efficiency in memory-intensive applications, while R8i includes a wide range of sizes including bare metal and a 96xlarge for largest scale tasks. Certified for SAP with high aSAPS benchmarks, these instances support mission-critical enterprise workloads effectively in GovCloud.
Source & further reading
Amazon EC2 R8i and R8i-flex instances are now available in AWS GovCloud (US-West) Region ↗Source published 2026-04-13. 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.