It doesn't work as well blowing up, the CPU software reports higher temps and the effluent from the rear vent is hotter than when the fan blows downward. On Tuesday, November 26, 2002, at 07:03 AM, phoenix wrote: > >> I got the same results. Even the air coming out of the back >> vent over the graphics card was much cooler with a fan blowing >> down the main vent. > > That is, if a fan's gonna' be on the top, it might be best to > face > the thing /upwards/ to expel the heat, rather than pushing it back > down. > Could even be thermostat-controlled, if we wanna' be geeky about > things. > Just my newbie .02.