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Tom's Hardware August 24, 2026 By Jake Roach neutral

IBM's first dual-ISA core natively executes ARM and z/Architecture in the same core; all cores run at 5.7 GHz base frequency — next-gen mainframe AI processor is built on 2nm node with 11 cores

IBMAI / LLMSemiconductors
IBM is vastly expanding softwarte support on its mainframes with its first dual-ISA CPU core that natively supports z/Architecture and ARM instructions.
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