667 / 1066 / 1333MHz FSB 2. Up to 64GB DDR2 667 & 533 SDRAM
Fully Buffered DIMM (FB-DIMM) 3. Left Universal Slot:
1 64-bit 133MHz PCI-X OR
2 (x8) PCI-Express 4. Intel® (ESB2/Gilgal) 82563EB Dual-port
Gigabit Ethernet Controller 5. Zero Channel RAID Support 6. 4 x 1" Ultra320 SCSI Hot-swap Drive Bays 7. 700W High-efficiency Power Supply