not sure but I had problems with my ram on this M/B when i frist got it then I seen in the manualit said it had been tested with samsung abd hyundai ddr memory so I bought A 128mb samsung and have no more problems.
I have 950mhz duron with 128mb samsung and Geforce4 64mb ddr and have ran this m/b with win 98 2nd win me and win 2000 with no problems but have never tryed xp i have xp but have no key code