i am using corsair 620 w, i want o update the system as follows:-
2- P5B Deluxe
3- 4 GB RAM (4 Sticks)
4- 8800 GTX OR x2900 XT (no SLI)
5- DVD WR, DVD Rom, Modem, tv tuner, pci sound card,
is this PSU is sufficient for the system mentioned above? how far i can overclock Q6600 with this PSU?