When I see computers with errors such as 'memory dumps', I usually give it a re-install. Im not too sure if that sort of thing can be fixed. But wait around for other guys opinions, they may have a better understand of this problem.
The Rig: Specs
e8500 @ 4.1Ghz, 4Gb OCZ Reapers @ 1152Mhz, Gainward HD 4850 GPU, Asus P5Q-PRO, Corsair 60gb Force Series SSD, Seagate 7200.11 320Gb, Corsair 620W Modular PSU, Vista Home Premium 64