Description: brand new and high quality Features: Dual CPU driver, 7+7 phase power supply, large dual heat sink. X79 chip, four channel DDR3 memory, all solid state capacitor, dual PCI-E graphics card. Integrated chip sound card/net-work card, main chipset X79, integrated RTL8111H Gigabit net-work card. CPU platform, CPU socket LGA 2011, supports 2 CPUs at the same for time. Memory type DDR3 1866/1600/1333/1066MHz, memory slot 4DDR3 DIMM. 2x8Pin power suppy interface, 1x24Pin power supply interface. Expansion Slot: PCI-E slot 2 PCI-E X16 graphics slot PCI-E slot 3xPCI-E X2 2x USB3.0 pins (1 group optional, default without) 6x USB2.0 pins (3 groups) 2xSATA3.0 interface 4xSATA3.0 interface 1xNVME for M.2 interface I/O Interface: PS/2 interface PS/2 keyboard and mouse universal interface 1RJ45 net-work interface (gigabit net-work card) 6xUSB 3.0 interface 2xUSB 2.0 interface AUX port Specifications: Item Type: X79 Dual CPU Motherboard Mainboard Type: ATX Main Chip: X79 series Graphics Card Slot: PCI-E 3.0 16X dual interface Expansion Slot: 7+7 power supply Ethernet: Gigabit CPU Slot: 7.1 channel CPU Type: LGA2011x2 Memory Slot: DDR3 4 slot 4 channel Memory Capacity Peak: 32Gx4 DDR3 Memory Speed: 1866/1600/1333/1066 SATA Interface: SATA3.0x2 SATA2.0x4 USB Interface: USB3.0x2 USB2.0x12(including expansion) for M.2 Interface: PCIE X4 3.0 NVME Material: PCB Board Size: 281x255mm/11.06x10.03in Color: Black Quantity: 1 Pc Note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Attention: Due to different batches of motherboard shipments, motherboard slots, heat sink colors, etc. there may be slightly different from the pictures, but we ensure that the features of the product will not change. Please make sure you don'for t mind before buying. Package Includes: 1 x X79 Dual CPU Motherboard