[GRLUG] does Debian run cooler than Ubuntu or am I just crazy?

[Ben Rousch]

On Tue, May 25, 2010 at 1:30 PM, John-Thomas Richards <jtr at jrichards.org> wrote:
> When my laptop died I installed Ubuntu (Karmic then betas of Lucid) onto
> my wife's HP dv6700 laptop.  She had all kinds of overheating issues
> with Vista.  I expected Linux to run cooler.  It didn't.  When I did an
> rsync of my home folder (~70GB) onto a USB hard drive, the laptop
> overheated and shut down.  If I watched a flash video for too long it
> would overheat, even if I used a cooling pad.  Last week I installed
> Debian instead of Ubuntu.  (You know, I've come to appreciate Ubuntu's
> polish a bit...)  I noticed the temperature seemed to be a bit lower
> than it was under Ubuntu.  About 30° cooler.  I just put in a DVD about
> ten minutes ago and began to rip it to an .avi.  The temperature is
> running about 135°—without the laptop's fan on full speed!
>
> Am I missing something?  Could two very closely related Linux distros
> really function that differently?  Or is Debian with mencoder hitting
> 125% of CPU really cooler than Ubuntu running just GNOME?  This doesn't
> seem right.
> --
> john-thomas

Could it be the fancy desktop effects in Ubuntu hitting your GPU more?
I don't know what Debian enables by default, but Ubuntu turns on some
pretty effects if your video card is good enough.

> ------
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-- 
  Ben Rousch
  brousch at gmail.com
  http://ishmilok.blogspot.com/