Supermicro H8DGI-F Motherboard - Extended Atx - Amd SR5690; Amd SP5100 - Socket G34 - DDR3 Sdram CPU: Dual Socket G34 Support upto two Twelve/Eight-Core ready AMD Opteron 6100 Series processors, Support HT3.0 Link Technology Chipset: Dual AMD SR5690 + SP5100 chipset Memory: 16x 240pin DDR3-1333/1066/800 DIMMs, Quad channel, Supports up to 256GB ECC/REG Memory or up to 64GB ECC/non-ECC, unbuffered Memory Slots: 3x PCI-Express 2.0 x16 Slots, 3x PCI-Express 2.0 x8 Slots(two run at x4) Video: Matrox G200 Graphics Controller, w/16MB DDR2 Vedio Memorry LAN: Dual Intel 82576 Gigabit Ethernet Controllers, 1x RJ45 Dedicated LAN Port