[nSLUG] Low Power system

Ian Campbell ian at slu.ms
Mon Aug 25 09:50:59 ADT 2008


On Mon, Aug 25, 2008 at 09:39:24AM -0300, Greg O'Brien wrote:
> Low power MB/CPUs are fine but just note that most PSUs are only 60%
> efficient or worse so a 45W CPU is drawing over 70W wall power without a
> high efficiency PSU.

It's not hard to find a PSU >= 80% efficient.

http://www.silentpcreview.com/article601-page3.html

The 80W version is ~85% efficient for the range that matters.
The 120W version is marginally more efficient.

If you're looking for beefier PSU, just go for something 80plus
certified. NCIX (for example) has a ton.

http://www.80plus.org/manu/psu/psu_join.aspx
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