Powered by custom Intel Xeon 6 processors exclusive to AWS, R8i and R8i-flex offer up to 15% better price-performance and 2.5x more memory bandwidth than previous Intel-based instances. They support workloads requiring high memory and CPU utilization, with R8i-flex providing flexible memory-optimized sizing.
Benchmarks indicate these instances yield substantial performance gains for specific applications, including PostgreSQL databases and AI deep learning recommendation models. They are SAP-certified and available in multiple sizes up to 96xlarge, catering to large-scale or sustained heavy compute operations in European AWS regions.
Source & further reading
Amazon EC2 R8i and R8i-flex instances are now available in additional regions ↗Source published 2026-07-20. 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.