I'm upgrading my tricked out IBM XT. Currently, It's running an AMD K6233. I'd like to upgrade it to something faster, (An Athlon/Duron/Pentium 2/Pentium 3). I'd like to keep the power supply (with ...

I have this cool ancient AT-form-factor case that I'm toying with resurrecting. My friends and I got into a discussion today about which AT motherboard was the best ever (in terms of fastest processor ...