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HPC Procurement, Energy Efficiency, and Sustainability
DescriptionEnergy efficiency has evolved from an operational objective into a contractual engineering requirement for next-generation HPC systems. This BoF explores how procurement contracts shape future supercomputer design by comparing approaches from China, Japan, and Europe. Yutong Lu examines the architectural evolution from Tianhe-2A to CPU-based LineShine, highlighting CPU-based acceleration methods without relying on accelerator components. Satoshi Matsuoka presents Fugaku to FugakuNEXT, emphasizing procurement strategies for higher simulation performance within a power envelope. Thomas Schulthess discusses energy-to-solution requirements and software optimization clauses. An interactive forum debates how procurement clauses drive architectural choices, software portability, sustainability, and innovation in late-2020s deployments.