The motherboard, also known as the mainboard, is the primary printed circuit board in a computer’s chassis. It serves as the central hub for all hardware components, facilitating the distribution of electricity and communication between the central processing unit (CPU), random access memory (RAM), and other peripherals. The motherboard contains various slots, sockets, and connectors for components such as the CPU, RAM modules, expansion cards, and storage devices, allowing them to interact seamlessly within the system. Additionally, the motherboard houses the BIOS (Basic Input/Output System) or UEFI (Unified Extensible Firmware Interface), which controls the computer’s boot process and hardware initialization. Motherboards come in various shapes and sizes, with each type intended to be compatible with specific computer models and form factors. It’s important to choose a motherboard that fits the size and specifications of your computer to ensure proper functionality and performance.

https://www.techtarget.com/whatis/definition/motherboard