Chapter 4. Motherboards and Buses

Motherboard Form Factors

Without a doubt, the most important component in a PC system is the main board or motherboard. Virtually every internal component in a PC connects to the motherboard, and its features largely determine what your computer is capable of, not to mention its overall performance. Although I prefer the term motherboard, other terms such as main board, system board, and planar are interchangeable. This chapter examines the various types of motherboards available and those components typically contained on the motherboard and motherboard interface connectors.

Several common form factors are used for PC motherboards. The form factor refers to the physical dimensions (size and shape) as well as ...

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