Re: cpufreq doesn't seem to work in Intel Q9300

From: Matthew Garrett
Date: Mon Aug 11 2008 - 10:07:57 EST


On Mon, Aug 11, 2008 at 05:02:06PM +0300, Adrian Bunk wrote:

> This statement is only true for HPC environments and when you measure
> Watts per work done.
>
> But if you have some desktop or server with a load that is determined by
> when it gets used, then p4-clockmod can actually save energy when the
> computer is not under high load or even idle.
>
> Or do I miss anything?

On modern hardware, the C states will win you more than downclocking the
processor would.

--
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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