apple cube (Score 1)

i'm pretty certain that one dont have a fan. why not look at one and pick up a few ideas wrt ventilation and heat sink configurations. also, i believe that the p3 celeron should suit your needs. for one, it's .13 micron and hence cooler, and it won't come with the heating issues that plaguee the p4 like slowing down all the time ... oh wait a moment ... that's your plan ...