Model: X99-TF-Q Motherboard CPU Socket: Q87 series chipset,support LGA2011-3 Platform processor Memory Socket:4*DDR4,4*DDR3,Support server memory Memory Standard: Support four channels DDR3 1866/1600/1333MHz, DDR4 2400/2133/1866MHz, D3 / D4 can support 128GB at most, while D3 / D4 cannot be used at the same time SATA Inderface:6*SATA3.0 6Gb/s Extended Inderface: 1*M.2 22110 NVME PCIE X4 3.0 32Gb/s 1*M.2 2280 NVME PCIEX4 2.0 20Gb/s 1*M.2WIFI NGFF Expansion Slots: 2*PCIExpress3.0x16 1*PCIExpress3.0x4 Soud Track:7.1 Network interface:Gigabit Ethernet Power interface:24pin+8pin Fan interface:1CPU_FAN PIN 3SYS_FAN PINPCB layer:10 layer,6-phase power supply Rear panel interface: 1*PS/2 Keyboard mouse interface 4*USB2.0 4*USB3.0 1*network interface 1*5-hole audio interface 1*Audio optical fiber interface (integrated on audio interface) Front panel interface: 2*USB2.0 PIN(One group controls the WiFi Bluetooth function by jumping the hat) 1*USB3.0 PIN 1*Front audio pin 1*COM PIN 1*Mainboard buzzer 1*post card 1*Start / restart button Support system:windows7,windows10,windows11,Motherboard specification:300*244MM E-ATX Name: Onboard LAN:1x RJ45 Maximum Ram Capacity:128 GB Support Memory Type:DDR4 Number of PCI:3 Storage Interface Type:SATA Application:Server Back I/O Ports:PS/2 PCI - E standards:PCI - E 3.0 Usage Scenario:Household,Office Memory channel:Four color:Black Material:plastic Package Contents: 1 x X99-TF-Q Motherboard 1 x E5 2666 V3 CPU Only 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.