I have a pretty new Abit KA7-100 motherboard collecting dust. I bought it because I thought I would go with an AMD system, but I went with Intel.
My loss is your gain... $85.00 Shipped in Continental US
I also have an Athlon T-Bird 700Mhz... The casing was removed, so conventional cooling methods may not fit. $85.00 Shipped in continental US
Alpha Heatsink with two fans for T-bird $20.00 Shipped.