CPU: Dual 1366-pin LGA Sockets Supports Intel 64-bit Quad-Core Intel Xeon Processor 5500 sequence (Nehalem-EP processor); QPI up to 6.4 GT/s
Chipset: Intel 5520 (Tylersburg) chipset & ICH10R +2x IOH-36D
Memory: 18x 240pin DDR3-1333/1066/800 DIMMs, Supports up to 192 GB ECC/REG memory, Supports up to 24 GB ECC/Unbuffered memory
Slots: 3x PCI Express 2.0 x16 slots; 3x PCI Express 2.0 x8 slots; 1x PCI Express x8 slots
IDE/SATA: 1x ATA-100 channel; 6x SATA2 ports support RAID 0, 1, 5, 10
Ports: 10x USB ports(6 rear, 3 by headers; 1 on-board); 2x PS/2 ports; 2x IEEE 1394a ports(1 rear, 1 by headers); 2x RJ45 ports; 2x serial ports(1 rear, 1 by headers); Audio Jacks
LAN: Intel 82576 Dual-Port Gigabit Ethernet Controller