On Sat, 2009-05-30 at 18:53 +0200, belcampo wrote: > Considering 64 X2 5050e 2.6 GHz 45w Brisbane or the Athlon 64 X2 7750 > 2.7GHz 95w > The beefier is 2.7/2.6 faster at 2 times the power-cost. So the beefier 95w one uses less energy for a given amount of work