So, I just upgraded my cpu from i3 4160 to the i5 4460, after a bios update I got the cpu running but it can't use all of the performance it has, any game I turn on it goes into stutter and 20-30 very unreliable fps. The i3 4160 ran just fine. Mobo is Asrock H81M VG4 with 1.50 bios, any ideas?