Motherboard Model:X99 CPU architecture:LGA2011-3 Chipsets:HM55 Number of memory slots:DDR4*4 Memory capacity: Supports 16GB*4 (64GB) and 2133Mhz RECC RAM Expansion slot:PCIE x16 NIC interface:Gigabit LAN card Storage Slot:SATA2.0*3+M.2*1 USB interface:USB2.0*6 Power supply type:24pinATX PWR Other interfaces:PS/2+Audio interface Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Colour: Random Color Material: PCB Package Contents: 1*Motherboard Kit (Accessory color and appearance are random and do not affect use) 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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.