Hello, I losing fps after i play a while, maybe 30 min in a row. From 200~fps max, to 30~fps in 30 min of gaming. I need to restart my game to "fix" it. If got everthing on default, no config change, just max all graphics and change the keybinding for something. this is my pc: http://www.sysprofile.de/id128315 pls help D: