Error 0xC0050078

Value: -1073414024 | 0xC0050078 | 3221553272

What does it mean ?

MCA_MEMORYHIERARCHY_ERROR  
Machine Check Event reported is a fatal memory hierarchy error.%r Trasaction Type: %1%r Memory Hierarchy Level: %2%r Request Type: %3%r Address: %4
Value: 120 | 0x0078 | 0b0000000001111000

Where does it come from ?

FACILITY_MCA_ERROR_CODE  
Machine Check Architectures (Intel Pentium Pro and Itanium processors)
Value: 5 | 0x005 | 0b00000101

Other Errors for FACILITY_MCA_ERROR_CODE