Tyan GT24B8236 (B8236G24V4H) Dual-Core Opteron/SATA2/500W 1U Server Barebone System Chipset: AMD SR5690 + SP5100 + Winbond W83627DHG-P Super I/O Chip Memory: 16x 240pin DDR3-1333/1066/800 DIMMs, Quad Channels Per CPU, Max Capacity Upto 128GB REG Memory or Upto 64GB Unbuffered Memory Slots: 2x PCI-Express x16 Slots; 1x PCI-Express x16 1U riser left card; 1x PCI-Express x16 1U riser right card Video: A speed AST2050 Graphics Controller LAN: Integrated Triple Intel 82574L/Intel 82576EB Gigabit LAN Controller Chipset: AMD SR5690 + SP5100 + Winbond W83627DHG-P Super I/O Chip Memory: 16x 240pin DDR3-1333/1066/800 DIMMs, Quad Channels Per CPU, Max Capacity Upto 128GB REG Memory or Upto 64GB Unbuffered Memory Slots: 2x PCI-Express x16 Slots; 1x PCI-Express x16 1U riser left card; 1x PCI-Express x16 1U riser right card Video: Aspeed AST2050 Graphics Controller LAN: Intergrated Triple Intel 82574L / Intel 82576EB Gigabit LAN Controller Drive Bays: 4x 2.5"/3.5" Hot-Swap HDD Bays Ports: 4x USB Ports(2 rear, 2 by headers); 1x VGA Port; 1x Serial Port; 3x RJ45 LAN Ports Form Factor: 1U Rackmount