Item Type: Computer motherboard Motherboard Chip: Integrated sound card / network card main chipset for Intel HM65 and other chip series Audio integrated 6-channel audio chip Network card chip integrated RTL8111H Gigabit network card Processor Sizes: CPU Slot: LGA 2011 CPU Type: For Xeon series and i7 series Memory Size: Memory Type: DDR3 1066/1333/1600MHz (REG for ECC or normal desktop memory) Memory Slot: 4 × DDR3 DIMM (DIM1\DIM4 is the main memory slot, which can be used separately and in combination. DIM1B\DIM4B is an extended memory slot, which must be used with the main memory next to it, not used separately) Expansion Slot: 1 x PCI-E×16 graphics card slot 1 x PCI-E×1 slot 1 x USB2.0 slot (1 set) 2 x SATA2.0 interface 2 x SATA3.0 interface I / O interface: PS / 2 interface; PS / 2 mouse and keyboard universal interface; 1 x RJ45 network interface 8 x USB2.0 interface 1 x Audio port Other Parameters: a 4-pin power socket (in the middle of the board when only 4 pins are connected), a 24-pin power interface power supply mode 7+1 phase Battery: CR2032L x 1 Model: X79SM 1、Supporting RTL8111H Gigabit netqork card, with dual indicator light design, stable and fast, it supports diskless boot. 2、It supports for normal memory and RECC server memory, and they can not be mixed at the same time. 3、Main memory slot can be used separately, and the extended memory slot must be matched with the adjacent main memory slot for normal use. 4、Full-board solid-state capacitor design makes sending power supply block more stable and durable than ordinary capacitors, and it has good heat dissipation. 5、SATA3.0 USB3.0 supports for RX series graphics card high-speed interface, stably supporting for N card / A card full range of PCIE interface graphics card. 1 x Motherboard 1 x SATA Cable 1 x Baffle