Features 1、V3 V4 SLOT: Support for LGA2011‑3 V3/V4 for Intel processors. Experience unparalleled speed and power with for LGA2011‑3 V3/V4 for Intel CPU and for Intel PCH B75 chip. 2、DDR4 MEMORY SLOT: This M ATX motherboard is designed with 4 DDR4 memory slots with a maximum capacity of 128GB. 3、M.2 SLOT: M_key/type 2280 supports NVME PCIE3.0x4; M key/type 2280 supports SATA3.0 protocol SSDs. M.2 supports 32Gb/s data transfer, fast and stable transfer speed. 4、USB INTERFACE: Computer motherboard has 4 USB3.0, 6 USB2.0 (front 2 USB3.0,4 USB2.0). Power connector: 24PIN, AUX 12V 8P. 5、STABLE PERFORMANCE: For LGA2011‑3 motherboard, well designed, stable and durable heat resistant, aluminum cooling equipment to enhance stability and performance. Specification Item Type: X99S D4 PLUS Motherboard Material: PCB, Metal Built in Battery: 1 x 240mAh CR2032 Battery (Shipped with Built in Battery) CPU: for LGA2011‑3 V3 V4 for Intel CPU Chip: for Intel PCH B75 Memory: 4 x DDR4, Supports Up to 128GB Storage: 3 x SATA3.0, 2 x SATA2.0 M.2 Slot: M_Key Or Type 2280 Supports NVMe PCIE3.0 X4, M Key Or Type 2280 Supports SATA3.0 Protocol SSDs. USB: 2 x USB2.0 Ports, 2 x USB3.0 Ports Network Port: 1 x RTL8111H, Gigabit Network Port Power Supply Interface: ATX 24PIN and AUX12V 8PIN PCIE Slot: 1 x PCIE 3.0 X16, 1 x PCIE 3.0 X4 Other Interfaces: F PANEL, F AUDIO, F COM, F SPK, 4PIN CPU FAN, 3PIN SYS FAN, PS/2 Keyboard, PS/2 Mouse Package List 1 x Computer Motherboard 1 x Metal Plate 1 x Cable