Ive got a Celeron 533 on an Aopen AX6BC latest Bios flash, running win2k with 196 meg ram. How do you guys oc then to 800 i cant even oc mine to 600 without it stopping windows from booting up.The best I can do its 8 X 68.8 to give me 548 WOW NOW THATS DIEHARD Oc. Any tips would help. I have cooling grease on it too.