Tyan Dual Opteron 6100/AMD SR5650/DDR3/V&2GBE Proprietary Server Motherboard S8238GM2NR-LE CPU: Dual Socket G34 support Eight/Twelve-Core AMD Opteron 6100 Series Processors; QPI Upto 6.4GT/s; Support Hyper-Transport Technology; Support Upto 105W CPU Chipset: AMD SR5650 + SP5100 Memory: 12x 240pin DDR3-1333/1066/800 DIMMs, Quad Channels per CPU, Support upto 192GB REG Memory or upto 48GB Unbuffered Memory Slots: 1x PCI-Express 2.0 x16 Slot SATA: 4x SATA2 Ports, Support RAID 0/1/5/10 CPU: Dual Socket G34 support Eight/Twelve-Core AMD Opteron 6100 Series Processors; QPI Upto 6.4GT/s; Support Hyper-Transport Technology; Support Upto 105W CPU Chipset: AMD SR5650 + SP5100 Memory: 12x 240pin DDR3-1333/1066/800 DIMMs, Quad Channels per CPU, Support upto 192GB REG Memory or upto 48GB Unbuffered Memory Slots: 1x PCI-Express 2.0 x16 Slot SATA: 4x SATA2 Ports, Support RAID 0/1/5/10 Video: Speed AST2050 Graphics Controller LAN: Integrated Dual Intel 82574L Gigabit LAN Controller Ports: 4x USB 2.0 Ports (2 at rear, 2 via cable); 1x VGA Port; 1x Serial Port; 2x RJ-45 LAN Ports