hello guys my specs first are cpu fx 8320 and r7 265 and my whole pc needs a 380 w psu so i got a cooler master k380 with a 500w psu and the psu comes without a fan so can i put a fan to it or buy a new one i am not overclocking and if the solution to put a fan tell me what to buy and if a new psu tell me a good 500w psu sorry for my bad english cause english is my 2nd language