I'm working on a new build and I need to know if an R9 280 will run off my a Rosewill Hive 650W power supply. The link below is the parts list I've been working on. Everything has been bought except for the graphics card.
http://pcpartpicker.com/user/andycal/saved/4YpQzy
http://pcpartpicker.com/user/andycal/saved/4YpQzy