back in dec last year i purchased an abit-kt7a,and an amd-1ghz-200,740mb-pc133 mem,geforce2gts-32mb-ddr,soundblaster1024-live.i have updated to the latest bios,and all drivers,all was fine untill i purchased an amd-1.4ghz-266,i cleared the cmos and installed the pro but when i switched on and entered cmos softmenu it tells me its a 1050-100/33,if i try and put it at 1400-133/33 as soon as i try running nbench or 3dmark2001se it crashes out.at the moment it is running happy at 1300-100/33,thats the best i can get please can anyone help.