Dual Intel 5500 series Xeon Quad/ Dual-Core, with QPI up to 6.4 GT/s. Intel 5500 (Tylersburg) Chipset. Up to 24GB DDR3 1333/ 1066/ 800MHz ECC Registered / Unbuffered DIMM. Dual Intel 82574L Gigabit Ethernet Controller. 6x SATA2 (3 Gbps) Ports via ICH10R Controller. 2 (x8) PCI-E 2.0 (1 in x16 slot), 1 (x4) PCI-E 2.0 (in x8 slot), 1 (x4) PCI-E (in x8 slot), 2x PCI 33MHz slots. Integrated Matrox G200eW Graphics. Integrated IPMI 2.0 with Dedicated LAN.