A board management system, method, and apparatus, and a device are provided, where a baseboard management controller may be connected to a computing device board through a management bus. The computing device board includes a memory and a component manager, where the memory records management information of the computing device board. The memory and the component manager may be connected to the baseboard management controller through the management bus. The baseboard management controller obtains management information from the memory through the management bus, and manages the computing device board based on the management information.