hi need some help im building a new system for gaming so far ive a i5 4670k and 2 asus hd 7850 2gb for crossfire and a cosair cx750 modular psu and z87 extrme4 motherboard im going to get 8gb g-skill ripjawz x 2133mhz ram but i need a case and cooler so up first case advice im not wanting to spend alot so im thinking cosair 230t,cooler master n600 both about 60 gbp or a cougar army af2 at 40 gbp any thoughts or is there better cases for less any one can suggest with the required space etc for the crossfire etc.now as for a cooler i know it would have to fit in the case lol but what cooler because i havnt a clue and i dont want it being costly also so any and all advice please