I have a thunderbird 1.2 100 mhz running on a KT7a raid abit board L1 bridges connected im running at 133 fsb with 10 multiplier giving me 1.33ghz when i try to increase multiplier to 10.5 or anything above i get windows halted message. Bios boots showing me 1.4 gigahertz but like i said windows wont load any suggestions would be greatly appreciated!