Hey I want to Upgrade these hardwares of my mc374, can anyone tell me are they support by mac pro or not??? Cpu: 2.66 core2due 6meg catch. Ram: Apacer 2x2 gig 1333 Hdd: hitachi 250 gig 7200 rpm. It is important for me becuese I have a Lenovo T400 and want to change these hardwares from t400 to Mac pro mc374. Tnx a lot.