Support dula M.2 NVME, 8 ports SATA2.0 interface All solid capacitors, fine workmanship, professional stability High compatibility for a higher experience The power socket has 2 x 8-pin,1 x 24-pin power plug Support four channels DDR4 2133/2400/2800MHz, maximum memory capacity 256G(32G x 8) Specification: Type name:X99 DDR4 Dual Motherboard Chipset: for X99 CPU series: for series CPU pin: LGA2011-3 Slot Memory slot: DDR4 x 8 four channels, support 2133/2400/2800MHz frequency memory, maximum support 256G (desktop universal memory/ECC memory) Storage interface: SATA2.0 x 8, M.2 NVME protocol interface x 2 Expansion interface: 3 x PCI x16, 2 x PCI x1 slot Onboard network card: 2 x 100Mbps network Ports Power interface: 24pin+8pin PCB layers: 8-layer PCB,12-phase power supply Motherboard specification: E-ATX Colour: black Material: PCB+metal Size: 33x31cm Note: The appearance and color of different batches of products may be different, which does not affect the use Package Contents: 1 x Motherboard 1 x SATA Cable(Random colors and appearances, Do not accept designation) 1 x Switch Cable(Random colors and appearances, Do not accept designation) 1 x Network Cable(Random colors and appearances, Do not accept designation) 1 x Thermal Grease(Random colors and appearances, Do not accept designation) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.