IBM’s next-gen mainframe chip is the first to run Arm and Z… | HappeningNow.news

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IBM’s next-gen mainframe chip is the first to run Arm and Z workloads on the same cores

IBM is announcing today at the annual Hot Chips conference what may be the most consequential change to mainframe architecture in decades: a processor whose cores can natively execute both IBM's own instruction set and Arm's — switching…

Source AI Summary Published August 24, 2026 Brief Under 1 min brief
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IBM announced at the Hot Chips conference a new mainframe processor whose cores can natively execute both IBM Z and Arm instruction sets, switching between them in nanoseconds. This dual‑architecture chip will power the upcoming generation of IBM Z and LinuxONE systems, marking the first time a mainframe processor supports both workloads on the same cores.

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