So I bought my rmbp 2month after it's release and no warranty. ! It worked smooth first day I bought it batman arkham city max Payne 3 there was no game that it couldn't play on high setting but suddenly after I updated EFI after a few days my Mac overhears fast really fast in 10secs my temps are 84 before update they were 74 after 2hours now it becomes unplayable osx mountain lion10.8.4 is my os with latest updates fully-removed windows part format macintosh HD and upgraded to MU. And nothing changed ! While playing chess I stat says 67C FOR. GPU AND 70 for GPU DIODE. Please help guys. There was another forum which was closed let's resume the discussion here and please help right now!,