Newegg has the Asus P6T WS Professional LGA 1366 X58 Motherboard for $150 - $50 rebate
[Exp 8/31] = $100
with free shipping. Supports up to a maximum of 24GB of DDR3 memory and unlike the SE, supports both SLI and CrossFireX. HighPoint RocketU 1022A PCI-Express 2.0 x1 Low Profile USB 3.0 Controller Card included with purchase.