A motherboard, also called a mainboard, a system board, a logic board, and informally a mobo (see "Nomenclature" section), is the main printed circuit board (PCB) in general-purpose …

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The motherboard is the main printed circuit board through which the computer’s components—internal and external—talk to each other. Your motherboard will connect your …

Dec 2, 2025 · The motherboard is a printed circuit board and foundation of a computer that is the biggest board in a computer chassis. It allocates power and allows communication to and …

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Motherboard, printed circuit board (PCB) that connects all components of a general-purpose computer. A motherboard is often referred to as the “backbone” or “spine” of a computer.