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What is Motherboard?

A motherboard is also called the mainboard, and main circuit board. It 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 between the CPU, RAM, and all other computer hardware components.

A motherboard provides connectivity between the hardware components of a computer, like a processor, memory, hard drive, and video card. There are multiple types of motherboards, designed to fit different types and sizes of computers. It is designed to work with specific types of processors and memory, so they don’t work with every processor and type of memory. However, hard drives are mostly universal and work with the majority of motherboards, regardless of the type or brand.


Components of Motherboard

  • Expansion slots.
  • 3-pin case fan connectors
  • Back pane connectors
  • Heat sink
  • 4-pin (P4) power connector
  • Inductor
  • Capacitor
  • CPU sockets
  • Northbridge
  • Screw hole
  • Memory slot
  • Super I/O
  • ATA / IDE disk drive primary connection
  • 24-pin ATX power supply connector
  • Serial ATA connections
  • Coin cell battery (CMOS backup battery)
  • RAID
  • System panel connectors
  • FWH
  • Southbridge
  • Serial port connector
  • USB headers
  • Jumpers
  • Integrated circuit
  • 1394 headers
  • CD-IN

The motherboard is comprehensive in all aspects and it contains provisions to connect any kind of components to meet application requirements. The name mother in the motherboard is attributed to its character as it takes a leadership role to manage all the components connected to it.