[mythtv-users] silent and low-power: AMD or Intel?

Ryan Allen ryan at the-summit.net
Wed May 27 23:58:44 UTC 2009


* Jean-Yves Avenard <jyavenard at gmail.com> wrote on [05-27-09y 16:15]:
> Hi
> 
> 2009/5/27 John Drescher <drescherjm at gmail.com>:
> > either manufacturer and use cpu frequency scaling. The chip will use
> > less than 20W at idle and at the lowest frequency. Also use
> > independent drives instead of a raid. That way you may be able to
> > power down drives when not in use.
> 
> AFAIK and it was discussed on this list, frequency scaling on Intel is
> only useful to limit a processor from over-heating and will not change
> the power consumption significantly, if at all

Please forgive me, I havent read the past discussion.  However, this
makes no sense.  

If reducing the frequency reduces the CPU heat output, but does not
reduce the overall power consumption, where did the energy that was
being spent as heat go?  


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