CPU (Max Support) Ryzen 9 Socket AMD Socket AM4 Chipset AMD® A320 Chipset DDR4 Memory Supports DDR4 1866/ 2133/ 2400/ 2667/ 2800/ 2933/ 3000/ 3066/ 3200 MHz by JEDEC Supports DDR4 2667/ 2800 /2933 /3000 /3066 /3200 MHz by A-XMP OC Mode Memory Channel Dual DIMM Slots 2 Max Memory (GB) 64 PCI-E x16 1 PCI-E Gen Gen3 PCI-E x1 1 SATAIII 4 M.2 Slot 1 RAID 0/1/10 TPM (header) 1 LAN 1x Realtek® RTL8111H Gigabit LAN USB 3.2 ports (Front) 2(Gen 1, Type A) USB 3.2 ports (Rear) 4(Gen 1, Type A) USB 2.0 ports (Front) 4 USB 2.0 ports (Rear) 2(Type A) Serial ports(Front) 1 Audio ports (Rear) Realtek® ALC892/ALC897 Codec VGA 1 HDMI 1 DirectX 12 Form Factor M-ATX Operating System Support for Windows® 10 64-bit