Re: fsb of older cpu

From: Zwane Mwaikambo
Date: Mon Mar 08 2004 - 15:49:00 EST

On Mon, 8 Mar 2004, Bjoern Schmidt wrote:

> Hello and thank you for your answer. I determined that this cpu has a fsb of
> 66MHz. The reason for my question was that i want to underclock the cpu.
> I think it would be better to change the multiplier instead of changing the fsb.
> Therefore i read the msr register 0x02ah, tilted bit 27 and wrote it back, but
> the cpu clock is still the same. Why does that not work? Is it possible to
> change the multiplier at runtime at all?

No, the multiplier is locked, you'll have more luck fiddling with the
front side bus.

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