[Arm-netbook] Power Figures (Armada vs Atom)

[Dr. David Alan Gilbert]

* Gordan Bobic (gordan at bobich.net) wrote:
> For entertainment purposes, I thought I'd share.
> 
> PoE with PoE->12VDC splitter, idle in both cases:
> 
> Advancetech Atom N450 uATX board: 18.6W
> (occassionally trips the 30W class 3 PoE limit during POST)
> 
> Compulab SBC-A510, Marvell Armada 510: 9.2W
> 
> No contest. Granted, 9.2W is still a lot (SheevaPlug draws about 7W from 
> AC flat out), but it's still a hell of a lot better than 18.6.

That's a good number for idle; have you tried using something like
powertop to tune them?

How about doign the same comparison when doing some comparable work
 (both say playing audio/video from approximately the same source
and at same res)?

Dave
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