Motherboard A520M-VH Support AM4 M-ATX DDR4 RAM Model: A520M-VH Motherboard Chipset: A520 Series Chipset CPU Socket: Support AM4,R3000/4000/50004000G/5000G Memory slot: 2 x DDR4 Memory slot Memory standard: Support Dual channels DDR4 3200/2933/2666/2400MHzMax support 64GB Storage interface: 4xSATA3.0 6Gbps interfaces Expansion Slots: 1*PCI Express3.0 x161*PCI Express3.0 x1 Expansion interface: 1xM.2 2280 NVME PCIE X4 3.0 32Gb/s Sound Track: Realtek High Fidelity Audio Network Card: Realtek Gigabit network card Power interface: 24PIN+8PIN FAN PIN: 1xCPU_FAN PIN1xSYS_FAN PIN power supply: 6-phase power supply PCB layers: 4-layer PCB Dimension: 215*174MM M-ATX Rear panel interface: 1xVGD1xHDMI2.02xUSB2.0 480Mbps2xUSB3.2 5Gb/s1x Network card interface1x3-hole audio interface Front panel interface: 1 xUSB2.0 480Mbps PIN1 xUSB3.2 5Gb/s PIN1 xFront audio PIN1 xPower on/restart pin1 xCMOS1 xCOMPIN1 xDebug PIN Support system: Windows7 Windows10 Support incoming call power on/timed power on/wake-on-LAN/network card start Packing list: 1 x Motherboard1x SATA Cable