[Pc_Support] AMD S939 Athlon 3400+ with nForce4/Ultra mainboard for $110 ...

[Bryan J. Smith]

Not a bad combination for the price, if you're in the market for a
full ATX mainboard+CPU upgrade:
http://dealnews.com/deals/AMD-Athlon-64-3400-2-2-GHz-Processor-motherboard-for-110-shipped/135308.html

Processor page at NewEgg:
http://www.newegg.com/Product/Product.asp?Item=N82E16819103023

Mainboard option pages at NewEgg:
http://www.newegg.com/Product/Product.asp?Item=N82E16813135003
http://www.newegg.com/Product/Product.asp?Item=N82E16813138248

I'd opt for the ECS, the Biostar is getting poor reviews.