HP AD268-69001 - Intel Itanium Dual Core processor - 1.6GHz (Montecito, 533MHz Front Side Bus (FSD), 24MB Level-3 cache (12MB per core), 104W Thermal Design Power (TDP), socket PPGA611) Retail
HP A9731-69004 - Intel Itanium 2 processor - 1.5GHz (Madison 9M, 400MHz front side bus, 4.0MB Level-3 cache) Retail
HP A9731-69102 - Intel Itanium 2 processor - 1.5GHz (Madison 9M, 400MHz front side bus, 4.0MB Level-3 cache) Retail
HP A9731-69103 - Intel Itanium 2 processor - 1.5GHz (McKinley, 400MHz front side bus, 4.0MB Level-3 cache) Retail