Base Specification:
Opteron 854 2.8ghz proc kit
397821-L21 HEWLETT-PACKARD AMD 854 OPTERON 2.8GHZ 1000MHZ FSB 1MB L2 CPU SOCKET 940 CPU - HPOpteron 854 2.8ghz proc kit
397821-L21 HEWLETT-PACKARD AMD 854 OPTERON 2.8GHZ 1000MHZ FSB 1MB L2 CPU SOCKET 940 CPU - HP