FACTORY DIRECT ITEM ONLY -- H8DG6-F Motherboard supports Dual AMD Opteron 6000 series (6300 ready) processors (Socket G34), 16/12/8/4-Core ready; HT3.0 Link support; Dual AMD SR5690 / SP5100 Chipset; Up to 512GB DDR3 1600MHz ECC Registered DIMM, 16x DIMM sockets; Intel 82576 Dual-Port Gigabit Ethernet Controller; LSI 2008 SAS 8-Port 6 Gbps SAS Controller; RAID 0, 1, 10; RAID 5 optional; 6x SATA2 (3.0 Gb/s) ports via AMD SP5100 Controller; RAID 0, 1, 10 7. 3/1/2 PCI-E 2.0 x16/x8/x4 (in x8) expansion slots; Integrated Matrox G200eW Graphics; Integrated IPMI 2.0 with dedicated LAN.