Computer Motherboard - Computer Fundamentals

What is mother board? How is it useful to computer?

The motherboard serves as a single platform to connect all of the parts of a computer together to perform the operations properly. It connects the CPU, memory, hard drives, optical drives, video card, sound card, and other ports and expansion cards directly or via cables. It can be considered as the heart of a computer.


Features of Motherboard

A motherboard contains following features −

  • Motherboard differs greatly in supporting various types of components.
  • Motherboard supports a single type of CPU and few types of memories.
  • Video cards, hard disks, sound cards have to be compatible with the motherboard in order to function properly.
  • Motherboards, cases, and power supplies must be compatible to work together properly .

Popular Manufacturers

Following are the popular manufacturers of the motherboard.

  • Intel
  • ASUS
  • AOpen
  • ABIT
  • Biostar
  • Gigabyte
  • MSI

Description of Motherboard

The motherboard is mounted inside the case and is securely attached via small screws through pre-drilled holes. All the internal components are connected to ports of the Motherboard. It supplies single socket for CPU, whereas for memory, normally one or more slots are available.

Motherboards contain ports which help to attach the floppy drive, hard drive, and optical drives via ribbon cables. Motherboard carries fans and a special port designed for power supply.

In front of the motherboard you will hav a peripheral card slot using which video cards, sound cards, and other expansion cards can be connected to the motherboard.

On the left side of the motherboard contains number of ports. These ports connect the monitor, printer, mouse, keyboard, speaker, and network cables. Motherboards also provide USB ports, which allow compatible devices to be connected in plug-in/plug-out fashion. For example, pen drive, digital cameras, etc.

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