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Check state of APIC, and verify x2APIC mode is being used (x2apic.exe)
INtime SDK v7.2 > INtime Utilities > Check state of APIC, and verify x2APIC mode is being used (x2apic.exe)

Utility to detect and display x2APIC features

Usage: x2apic.exe [-t index]

If the -t option the utility specified runs on the process thread index