Asrock B550M Pro4. Processor manufacturer: AMD, Processor socket: Socket AM4, Compatible processors: AMD Ryzen 3000 Series. Supported memory: DDR4-SDRAM, Maximum RAM: 128 GB, Memory type: DIMM. Supported storage drive interfaces: M.2, SATA III, Supported storage drives: HDD & SSD, RAID levels: 0..

Supports 3rd Gen AMD AM4 Ryzen™ / Future AMD Ryzen™ Processors6 Power Phase DesignSupports DDR4 4733+ (OC)1 PCIe 4.0 x16, 1 PCIe 3.0 x1Graphics Output Options: HDMI, DVI-D, D-Sub7.1 CH HD Audio (Realtek ALC887 Audio Codec)4 SATA3, 1 Hyper M.2 (PCIe Gen4 x4 & SATA3)6 USB 3.2 Gen1 (2 Front, 4 Rear..