placenta Posted May 13, 2006 Posted May 13, 2006 I reset CMOS recently, and no matter what I try I cant get back my 2.4GHz CPU speed. I can't understand it. I have looked up my old posts and it doesnt seem to work. It took me a while to finally understand LDT/HTT and now I've forgot. Before I reset, I had a 2.4GHz CPU.. and my ram is DDR400 and ran at 200MHz. I thought this was how it worked: FSB = 240 x 10 = 2400Mhz CPU speed 240 x 4 = 960 mhz HTT/LDT DRAM divder 5:6 to bring my memory down to 200Mhz. These settings do not work anymore. I get blue screen right after the WindowsXP bar. I put my FSB back to 200 and it always boots. Quote Share this post Link to post Share on other sites More sharing options...
red930 Posted May 13, 2006 Posted May 13, 2006 Did you increase the voltage accordingly? Otherwise its possible that your previous overclock isn't stable anymore, and you should go through and find the max again. Quote Share this post Link to post Share on other sites More sharing options...
placenta Posted May 13, 2006 Posted May 13, 2006 The CPU voltage? Well I didnt think I upped it before, but its a possibility. stock mine says 1.402V i think it was as seen in bios reading. I upped it to 1.425V for this test, but it didnt help. just went up to 1.475V, didnt help. Put it back down. I had a 2.4Ghz cpu for at least a year. Wish I had wrote down my settings. I'll keep searching for my old posts. They might not have been on this forum. There was another forum that had a lot of info on it also. Quote Share this post Link to post Share on other sites More sharing options...
e268 Posted May 13, 2006 Posted May 13, 2006 Lower the htt/ldt to 3x. It is calculated as 240x4x2=1920 which should still be ok. But, try 3x anyway. Also, run memtest to see if your ram are stable. If it passed, try up the cpu vcore a bit more to 1.5V. You can also search the overclock database to see what vcore others are using for your cpu. Quote Share this post Link to post Share on other sites More sharing options...
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