These are the specs of my mobo:
Name Alienware Exclusive X2 Dual Xeon PCI Express Graphics Motherboard
Memory Type Supports registered ECC memory and Non-ECC
Chipset Intel® E7525 chipset
Memory Capacity 4GB
System Bus 800Mhz / 533Mhz
PCI Express x16 Slots 2
PCI 32/33 Slots 3
USB Ports 4 External, 4 Internal
Firewire (1394) 400 1 External, 2 Internal
SATA Ports 6
LAN Intel® GbE on board