i5 4570s,HD7970,8GB is this PSU enough?

cress572

Honorable
May 19, 2013
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Im building this gaming rig and i want to ask you guys if the Cooler Master Silent Pro M2 520W psu enough juice has. :S Or i should buy the Cooler Master GX 750W
 

cress572

Honorable
May 19, 2013
45
0
10,530


hm, how abaut the Chieftec smart series 700W?