Re: battery life with cpufreq

Pavel Troller
2005-09-19T10:18:08Z

> Yes, the "frequency" which is reported here is how it "feels", kind of a
> normalized variant of
> x x x x x x x x x x x x x x x x x x x x x x x x
> x x x x x x x x x x x x
> ------------------------------------------------>t
>
> As these "stops" don't last for long periods of time, it is quite correct to
> say that the CPU only executes half as much instructions during one second,
> so it runs at "half frequency".
>
Hi,
ok, it's clear. But isn't it true that in the periods with clock stopped
the CPU consumes much less power than in those with clock running ? Why there
is no at least slight power saving effect then?
BTW I'm experiencing the same. p4-clockmod also doesn't save power on my
Clevo D610SU notebook.
With regards, Pavel Troller