IBM announces mainframe CPU running both Z-Series and ARM instruction sets
appenz · x · 2026-08-26
IBM announced a new mainframe CPU at HotChips capable of running two instruction sets: Z-Series and ARM. Despite sounding like a crazy idea, a 5 GHz ARM CPU with 99.9999999% uptime is actually highly useful.
Related event: IBM Unveils Dual-ISA Processor Natively Running Z and ARM on the Same Core(8 posts)→
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