Hi, I'm building a new PC right here, I never use PC before, so I don't really understand about it, I hope you guys can help me. I want to know if this hardwares are suitable for each other or not, so these are my hardwares, 1. Motherboard : GA-Z87X-UD5H 2. Processor : Intel Core i5 4670k 3. Power Supply : Corsari TX 650 Watt Modular. 4. GPU : ???? I have a trouble on choosing the right GPU unit, cound you guy give me a suggestion? I like to do a video editing, photo editing.. Which GPU should I use?? thanks a lot guys!!