What is Motherboard?


Definition – What does Motherboard mean?

Motherboard Mainboard or Logic Board is the main circuit board of your computer. It is a computer’s central communication backbone connectivity point, through which all major components are external peripheral device connectivity. The most common design in desktop computers today is ATX, an Intel enhancement on the AT design by IBM. Other form factors include extended ATX mini-ATX, MicroATX, BTX, microsBTX, and nano ITX.

Glossary Web explains Motherboard

The large PCB of the motherboard may include 6-14 layers of fiberglass, copper linking traces and copper planes and signal isolation. Additional components can be added to the motherboard through its expansion slots that include processor sockets, HTX, PCI, and M.2 slot as well as power supply connections. Mostly motherboard offers additional connectivity through the Southbridge chip such as SATA, PCI, USB and more. CPU to RAM and PCIe are generally connected through point-to-point interconnects such as HT, QPI or UPI. Often selecting a motherboard determines may be feature a desktop will have.

Martin Adler

Martin Adler is a Computer Engineer and an accomplished writer with a passion for inspiring everyone with exciting technologies. He loves to explore technical terms and try to deliver something worth reading.