Motherboards
Dell Vostro 230 JL1117 Rev: A01 Motherboard
$40
Available 
ECS P4VMM2 micro ATX Motherboard
$40
Available
Foxconn M61PMV AMD Micro ATX Motherboard with I/O Shield
$30
Available
HP Compaq dc5850 Small Form Factor MS-7500 VER: 1 Motherboard
$30
Available
HP Compaq M2N65-LA (Narra2) REV 2.00 Motherboard
$25
Available