I'm on an amd 2.1 athelon with 1g ddr ram and ati 8500dvd allinwonder vid card. Two HD's, win2k sp4, asus a7m266 board. I was on a 1.4 chip with half gig ram on the same other components back when I got B5 and happy there. The major reason for the chip/ram upgrade was poser 5.