This Windows® application executes and displays the return data from the CPUID instruction set and displays Hypertransport™ information if the processor supports it. This application also shows the maximum speed of the processor. AMD CPUInfo displays a variety of information pertaining to the system and to each processor in the system. The initial release displays:

BIOS Version

Processor name

Processor speed

Family.Model.Step

64-bit support

3DNow!™ support

3DNow!™ extensions support

MMX™ support

MMX™ extensions support

SSE support

SSE2 support

L1 data cache size

L1 instruction cache size

L2 cache size

DIMM ECC enable

Memory bus speed
For AMD Athlon (tm) 64 processors and AMD Opteron (tm) processors,
it also displays the following:

HyperTransport link frequency for each link in the system

HyperTransport link width for each link in the system