Very nice that you use your own equipment, do you plan to opensource it? IT could be useful for community too
Also because actual cost for electricity is based PSU + Computer your measurement seem too scientific, good enough to judge certain motherboard electrical design, but do not reflect what my electric bill will be. Also you could your review ASUS MB
http://www.asus.com/Mothe...U_on_Board/E35M1I_DELUXE/
Some review sites show power draw highier, but I doubt it since their measurement techniques are flawed to begin with.
Thanks