If dual-booting or using a server, Linux provides superior MCE logging.
The x64 Exception Type 0x12, or Machine Check Exception (#MC), is a critical, often fatal, hardware-level error indicating a failure in the CPU, memory, or PCIe bus. Troubleshooting typically involves updating BIOS/firmware, reverting overclocks, and reviewing system logs via HPE iLO or Windows Event Viewer. Detailed troubleshooting steps for HPE ProLiant servers are available at HPE Community . Advisory: Apollo 6500 Gen10 - HPE Support x64 exception type 0x12 machinecheck exception link