The slowest rig in my everyday arsenal is a 1GHz PIII Coppermine rig. (Dell Optiplex SFF w/ 512MB RAM, GeForce 6200 128MB, and 160GB HDD)
Runs 24/7 with Ubuntu 8.04, I use it for web site testing and a little light programming.
Runs 24/7 with Ubuntu 8.04, I use it for web site testing and a little light programming.