HP 500692-004 - Intel Pentium Dual Core processor T3400 - 2.16GHz (Yonah, 667MHz front side bus, 1MB Level-2 cache, micro-FCPGA socket) Retail
HP 496326-006 - Intel Core 2 Duo processor T3200 - 2.0GHz (Penryn, 1066MHz front side bus, 2MB total Level-2 cache, socket FCBGA6) Retail
HP 495156-008 - Intel Core 2 Duo processor T5900 - 2.2GHz (800MHz front side bus, 2MB total Level-2 cache, socket P) Retail
HP 495155-008 - Intel Core 2 Duo T5800 processor - 2.0GHz (Merom, 667MHz front side bus, 2MB Level-2 cache, socket 479M, 35W TDP) Retail