my other comps running xp pro dont have this prob at all. my mobo is a asus M2N-E Sli with the nvidea500 chipset. cpu: dual core amd x2 athlon 6000+ am2. 1gb ddr800. nvidea geforce 8500GT pci-e. have tried everything to fix problem, reinstalling, diff hdd's, updating bios, updaing drivers from asus website etc. anyone else with this mobo having this prob? could anyone suggest anything?