Okay, I have been wrestling with this problem for 4 days now. It's been on and off, and I can't quite get a bead on what's causing it. I suspect a power supply issue, but I can't confirm it.
Here are my system specs:
K9N SLI V2 (Board), NVIDIA 570LT SLI Ready (Chipset)
AMD Athlon 64 x2 BE...