Motherboards, the brain of your computer! A motherboard is the main printed circuit board in general-purpose computers and other expandable systems. It holds and allows communication between many of the crucial electronic components of a system, such as the central processing unit and memory, and provides connectors for other peripherals.
The motherboards are a vital part of your computer, all of your connections to each part of your computer all connect back to the motherboard. Without the motherboard your computer will not function.