The ASUS PRIME B550M-A is a microATX motherboard with the AMD B550 chipset, designed as the foundation for a compact desktop PC on this platform.
It has four DDR4 memory slots for dual-channel operation and supports up to 128 GB of RAM, allowing memory capacity to be expanded within that limit. The listed display connections are D-Sub and DVI-D, for connecting a display through either interface.
Realtek 1Gb Ethernet provides wired networking. Wireless connectivity and Bluetooth are not listed for this model. The specifications also list six rear and six front USB ports, plus audio based on the ALC887/897 codec.
The PRIME B550M-A is the model without a Wi-Fi suffix in its name.