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Help with overclocking P5ND2-SLI Deluxe

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AgentWD40

New Member
Joined
Sep 13, 2006
Hi guys. New here...maybe I can find some help.

This is my setup below:

ASUS P5ND2-SLI Deluxe
Pentium D 805
Kingston Hyper-X DDR2 675 (2x512)
MSI GeForce 7900 GS
Ultra X2 550 watt PSU

I changed the overclocking options in the BIOS to manual. I have tried raising the FSB of the CPU from 533 (133x4) to 660 (165x4) and everywhere in between. My problem is the BIOS will show the overclock fine (3.3GHz at 660 FSB) but Windows XP and CPU-Z will not. They still show 2.66GHz at 533 FSB. Why are the BIOS changes not showing up in Windows?

I have tried using ASUS's Ai Booster Utility. It works with mixed results. CPU-Z will show the change, but as soon as the computer is restarted it reverts back to 2.66GHz at 533 FSB.

Can anyone help? I would prefer not to use Ai Booster and just use the BIOS settings. I have tried raising the vCore. The vCore reads as the new value in CPU-Z but the FSB does not.
 
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