motherboard link : http://www.tyan.com/archive/products/html/thunderk8s.html
it has 2 x dual-core opteron 280 @ 2.4 ghz.
12 gb of ram ( 3 kits - KTC-ML370G3/4G 2x2GB ).
2 x western digital raptor 10k rpm SATA hdds 150 gig
4 - bay hot swappable SATA panel
secondary raid card controlling the hot swap drive bays
4 more available sata ports on the motherboard
dual gigabit lan
big server tower with 3 huge fans, and locking front w/ 2 keys
500 watt server power supply
im asking $450 for the unit, it runs great and it is pretty well suited to host a small website, as well as a file server. it has esxi installed at the moment, but i can install windows server 2008 r2 if needed.