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IBM Dual-Architecture Mainframe Chip: Each Core Runs Arm and Z Native Code

Published

25 August 2026

Topic

technology

Sectors

Deep Tech: Telecom & Connectivity

Geography

United States

Source

Read at techtimes.com

Verified

Fusion42 · 25 August 2026 · Fusion42 review

IBM announced a groundbreaking mainframe processor with 11 cores each capable of running both IBM Z and Arm native code simultaneously without emulation, enabling seamless switching between the two architectures at nanosecond speed. The chip utilizes a 2-nanometer process, runs above 5.7 GHz, and operates through the KVM hypervisor and Red Hat OpenShift, excluding legacy z/VM virtualization.

This Wire brief sits within Fusion42's coverage of Deep Tech: Telecom & Connectivity, and 2 sources have reported it between 24 Aug 2026 and 25 Aug 2026.

◆ The Wire takeaway

IBM's dual-architecture mainframe processor switches between Arm and IBM Z code on every core instantly, reshaping mainframe design and opening fast paths for AI and cloud-native workloads. You must plan now to integrate KVM and Red Hat OpenShift virtualization, as legacy z/VM environments risk obsolescence.

Coverage

2 sources · first reported 24 Aug 2026 · latest 25 Aug 2026

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Topics

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