I am building a gaming computer, in the process of learning ALOT about psu's and gaining the knowledge. I want to buy a 1200w psu because I want high end, I am looking at a item on eBay called a shark 1200w psu. The item is 80+ plus certified, modular, and it looks like a very good psu. But would this be good for my build? I am going haswell, and if it's not comparable could someone tell me how to disable c6/c7 states. I bought a msi z87-g45 gaming mobo