First, sry for my english, I will try my best..
I have this PSU http://pics.ricardostatic.ch/2_686340130_Big/sonstiges/...
I dont know is it really 550w?
I have x4 630(2.8ghz but I want it to oc to 3.5ghz,offcourse if I can)
Gtx 460 768mb(oced to 860/2160/1720)
for now I wont have any problems, but can I oc the cpu to 3.5?