buget motherboard crossfire

Asrock pro3 z75 is a nice board that supports crossfire with Intel CPU. Imo DON'T CROSSFIRE! It adds a lot of issues you don't want to have. But if you're set on it that motherboard is very nice. We need full system specs to give a better answer though
 


im planning on upgrading pc everthing except the ram and the cpu but i dont any motherboards im planing on 650 watt psu 7850 or 660 standard hard drive not sure what one
8 gb ram