The MSI B550 GAMING GEN3 Motherboard is designed for gaming enthusiasts, featuring an ATX form factor and supporting AMD socket AM4 (Ryzen) processors. This motherboard is equipped with the AMD B550 chipset and is most suitable for gaming setups. The model number is 7B86-050R and it offers compatibility with AMD CPUs. The specific memory type supported by this motherboard is not specified in the provided information.