Ed, This is a three year old computer, so by today's standards it's not the bad boy it was when I first built it. Tyan 2460 Motherboard 2-AMD XP2000 Mp Processors 2x1.67=3.34Mghz @266 fsb 3 Gig, PC 2100 DDR Ram 80 Gig Seagate Harddrive Extended ATX Case with five fans 450 watt power supply Very noisy, but very powerful. R