Model: HUANANZHI X99-8M-T Motherboard CPU Socket: LGA 2011-3,X99-T8D / T8 / AD3 / BD3 / 8MD3 / 8M-T, ‘T’ stands for ‘THREE’, which means the motherboard USES DDR3 memory and only supports E5 2629V3/2649V3/2669V3/2696V3/2673V3/2676V3/2678V3, other type does not support or untested Main chipset: H81/B85 shipped randomly Memory Socket:2DDR3 Memory Socke Memory Standard: Support Dual channels DDR3 1333/1600/1866 MHz SATA:4SATA3.0 Interface Expansion Slots: IO: 1PS/2 Mouse / keyboard interface, 2USB3.0, 4 USB2.0, 1Gigabit Ethernet Card, 33.5MMAudio interface;Expansion pin: 29pin USB2.0; 119pin USB3.0; 1 Front audio output pin Extended interface: 1PCI Express3.0X16, 1PCI ExpressX4, 1PCI ExpressX1, 1M.2 NVME Interface Soud Track:5.1 Sound Track. Network lnterface: Gigabit Ethernet Card Power interface:24pin+8pin Fan interface:3 PCB ayer: 8 layer PCB, 6 Phases power supply Dimension:237*180MM M-ATX