Re: Whats wrong with my pc?
Perhaps you messed up a bit too much with nTune... I have had bad experience with nTune.
Try to de-install nTune and see, if it persists it will be either memory or CPU as they previous posters said.
AMD Phenom II X6 1055t @3,6ghz
8GB Geil Dragon Quadkit (800mhz) 5-5-5-13
Asus M4A79 Deluxe
2x VTX3D 4850 1GB
1x WD Raptor 450 GB
1x WD Raptor 300 GB
1x WD Caviar se 160 GB
1x Plextor Premium CD-R\RW 52x/32x/52x
1x Plextor DVD-R\RW PX-760SA
Coolermaster CM690-II Advanced
Super Flower SF-1000P14HE Amazon 80plus