Motherboard model:     B550M GAMING

Chipset:                        AMD B550 Chipset

CPU pin:                       Supports AMD AM4 4000 and 5000 series processors

Memory slots:               2 DDR4 memory slots

Memory capacity:          Supports up to 64G (32G * 2)

Memory frequency:        Dual channel support 2133/2400/2666/2800/3000/3200/3333/3466/3600/3733/3866/4000MHz (supports XMP technology/actual situation may vary depending on different CPU and memory configurations)

Display interface:          1 HDMI, 2 DP

Storage interface:         4 SATA3.0 6Gbps; 1 M.2 nvme protocol interface (directly connected to CPU for automatic recognition 3.0 or 4.0), 1 M.2 nvme protocol 3.0 interface

USB interface:               4 rear USB 3.2 and 2 USB 2.0; 1 USB 3.2 pin in front can expand 2 USB 3.2 pins, and 2 USB 2.0 pins can expand 4 USB 2.0 pins

PCIe interface:              1 PCI Express x16 slot (directly connected to CPU automatically recognized by CPU), 1 PCI Express x1 slot

Wireless interface:         1 WiFi interface (compatible with PCIe protocol)
 
Onboard sound card:      Realtek ALC897

Onboard network card:    Realtek 8111H

Power supply socket:       motherboard 24Pin power supply, CPU 8Pin power supply

Fan pins:                         2 4-pin, 2 3-pin

Power supply phase:         10 phase power supply

PCB layers:                       6 layers of PCB

Size specification:               24cmx22cm M-ATX

Support system:                  Windows 10; Windows 11

Other interfaces:                 1 one one click BIOS clear button; PS/2 keyboard and mouse interface