#IBM

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News · August 24, 2026 One 5.7 GHz Core for Two Architectures — No Emulation Penalty

IBM unveiled a 2nm processor that natively switches between AArch64 and mainframe z/Architecture instruction sets within nanoseconds. The 11-core, 5.7 GHz chip lets enterprise teams run standard Arm workloads directly alongside mission-critical legacy systems. This eliminates separate hardware clusters while retaining mainframe-grade uptime.