5-5.5k

I need a power supply for- intel Q6600 ASUS p5n-e sli XFX 8800gs 3 ddr2 ram 2 hdd SATA 2 DVD rw 4 120 mm fan so which should i get cm 600/650 or zebronics 600/700(don't know the price) price limit 5-5.5k i prefer CM 600 exteme power but i don't know if it will be enough? need to buy in 2 days