Features: brand new and high quality Support 256G memory capacity to meet your large-scale modeling and game needs for M.2 NVME supports 32GB/s data transmission speed for M.2 WIFI expansion interface, specially designed for gamers Built-in digital diagnosis function, automatic detection of hardware equipment at power-on, to ensure stable operation of the equipment LGA2011 V3/V4 Full system cost-effective and better experience Sata 3.0 x8 high-speed interface is more compatible Support graphics card crossfire Provides 3 PCIE expansion slots, these channels can be split into X16/ X8 configuration, fully loaded with graphics cards Specifications: Motherboard Model : X99-D8 Condition: Full new CPU socket: LGA 2011 V3 / V4 Structure:ATX Memory socket: 8xDDR4 Max memory supported: 8x32G DDR4 Support for M.2 NVME SSD. High compatibility for a higher experience. Graphics slot: PCIE 16X x3 Network card: Gigabit adaptive network card x1 Sound card: support 7.1 channels PCB thickness: 10 layers Sata interface: sata 3.0x8; for M.2 NVME interface PS/2 interface: PS/2 mouse and keyboard interface Power interface: 8Pin 24Pin USB interface: USB3.0x6 USB2.0x6 Expansion interface: PCIE 1X x2 for M.2 WIFI Motherboard dimension: approx 302x244mm/11.89x9.6in Motherboard weight(including package): 1.2kg Package Includes: 1PC x X99 D8 Computer Motherboard note: Buying instructions: 1: The color of the bottom plate of the slot may vary from batch to batch, but it will not affect the use of the product. The product is constantly optimized and upgraded. 2: Please allow 1-3mm differs due to manual measurement. 3: Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. 4: This planform needs powerful power supply. Please make sure your power supply can enough to supports this planform. (At least 500w brand power supply) 5: The battery in motherboard photos will be removed before shipping, as battery is forbidden at CN post and custom。