Asrock B550M Pro4 Socket AM4 micro ATX AMD B550

Maximum number of SMP processors: 1 | Width: 244 mm | Supported memory types: DDR4-SDRAM | Ethernet LAN: Yes | RGB LED pin header: Yes | Ethernet LAN (RJ-45) ports: 1 | Number of COM connectors: 1 | Drivers included: Yes | Motherboard chipset: AMD B550 | Processor manufacturer: AMD | Supported memory clock speeds: 3800 | Supported memory clock speeds: 4466 | EPS power connector (8-pin): Yes | Memory channels: Dual-channel | Depth: 244 mm | USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 4 | Ethernet interface type: Gigabit Ethernet | TPM connector: Yes | ATX Power connector (24-pin): Yes | HDMI ports quantity: 1 | USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity: 1 | Front panel connector: Yes | Wake-on-LAN ready: Yes | Parallel processing technology support: Not supported | Audio chip: Realtek ALC1200 | USB 2.0 connectors: 2 | Motherboard chipset family: AMD | Audio output channels: 7.1 channels | BIOS type: UEFI AMI | Supported storage drive interfaces: M.2, Serial ATA III | LAN controller: Realtek RTL8111H | Compatible processor series: 3rd Generation AMD Ryzen™ 9 | Wi-Fi: No | Number of SATA II connectors: 6 | Compatible processor series: 3rd Generation AMD Ryzen™ 3 | Compatible processor series: 3rd Generation AMD Ryzen™ 7 | USB 3.2 Gen 1 (3.1 Gen 1) connectors: 2 | USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity: 1 | Unbuffered memory: Yes | Processor socket: Socket AM4 | PS/2 ports quantity: 1 | Motherboard form factor: micro ATX | DisplayPorts quantity: 1 | Memory slots type: DIMM | Supported memory clock speeds: 2133 | Supported memory clock speeds: 4200 | Supported memory clock speeds: 4333 | Supported memory clock speeds: 4133 | Supported memory clock speeds: 4000 | USB 2.0 ports quantity: 2 | Supported memory clock speeds: 3200 MHz | Supported memory clock speeds: 4266 | Supported memory clock speeds: 3466 | Supported memory clock speeds: 3866 | Maximum internal memory: 128 GB | VGA (D-Sub) ports quantity: 1 | Number of memory slots: 4 | Supported memory clock speeds: 2933 | Supported memory clock speeds: 3600 | Supported memory clock speeds: 2400 | Compatible processor series: 3rd Generation AMD Ryzen 5 | Supported memory clock speeds: 4533 | Supported memory clock speeds: 2667 | Supported memory clock speeds: 3733 | Supported memory clock speeds: 4400