Supports AMD AM4 Ryzen 1000/2000/3000/4000/5000 processors and Speed Dragon series processors; Supports dual channel 4 DDR4 memory slots with a maximum capacity of 64G; Memory frequency: 2133/2400/2666/3000/3200/3600MHz (supports XMP technology/actual situation may vary depending on different CPU and memory configurations/1A 2A slot dual channel); Display interface: 1 * HDMI, 1 * DVI, 1 * VGA; 4 * SATA3.0; 2 * M.2 NVME protocols; Rear 4 * USB 3.0, 2 * USB 2.0; Front 1 * USB 3.0, 2 * USB 2.0; 1 * PCI Express x16 slot 3.0; 2 * PCI Express x1 slot. 4 * SATA 3.0 6Gbps