Hi, I haven't Athlon processor only one Celer on 900 mhz...1 Gb of Ram and XP pro...no problems with ... but in all magazines we can read about these "toast"processors called Athlon...you must have special fans or two ,and what is the meaning,low price Athlon processor and fans= Intel price...I can't think what's going on at summer time...open the PC case...plug in more fans !? Maybe I'm wrong...