1. Perfect match: According to the original model design, perfect replacement installation, high-quality components.2. Quick start, loading and file transfer. Low power consumption, quiet, reliable and durable.3. Durable material: This product is made of high-quality material, durable, long service time, firm and stable in use.4. Compact and portable: being so mini and light-weight, this product does not take much space and can be easily taken .5. Meticulous workmanship: The meticulous design, perfect in workmanship, durable and long service time.Product name: X99 computer motherboardChipset: for intel H81 seriesCPU socket: LGA2011-3CPU type: for Zhiqiang V3 series and i7 series (support such as 5820K 5960K/E5-2678 V3/E5 2676 V3/E5 2696 V3/E5 2629 V3/E5 2649 V3/E5 2668 V3, etc., the above i7CPU cannot be used with server memory at the same time use)Memory type: DDR4 2666/2400/2133MHz (REG ECC or ordinary desktop memory)Memory slot: 4xDDR4 DIMMMemory capacity: up to 4x32GExpansion slot:1xPCIE X16 graphics slot2xPCIE X1 slot2xUSB2.0 slot (1 group)2xUSB3.0 interface (1 group)2xSATA3.0+2xSATA2.0 interface2xM.2 PCIE+SATA each 1 NVME high-speed hard disk interfaceI/O interface:PS/2 interface PS/2 keyboard and mouse universal interface1xRJ45 network interface4xUSB2.0 interface2xUSB3.0 interface1x5.1 channel audio interfaceOther parameters:An 8-pin power socket (when only 4-pin is connected, it depends on the main CPU of the board)A 24-pin power connector6 power supply modesThe appearance of is random and cannot be specifiedMaterial:PCB+Metalcolour:BlackPackage Contents:1 x X99 computer motherboard2 x 8CB DDR4 memory1 x E5-2620 V3 CPU1 x Thermal GreaseOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.