What is mainboard

Such external devices would include the monitor, speakers, headphones, microphone, keyboard, mouse, modem and other USB devices. For more details, click here for our guide on computer cable connections. Let's take a look at the motherboard ports and connectors found at the back panel of a computer:.

Motherboard BIOS screenshot:. The motherboard BIOS performs hardware checks whenever your computer powers on and allows you to access system settings such as:. A computer motherboard connects to a desktop computer case using standouts.

Once the motherboard is attached to the case, all other devices connect to the motherboard itself or an expansion card.

At the time, IBM called it a "planar" instead of a motherboard. No, there is no such thing as a fatherboard when referring to a computer. However, there is such a thing as a daughterboard.

The daughterboards we mentioned in the previous section are circuit boards that all plug into one larger central circuit board; a motherboard. The smaller boards can be thought of as the main board's "children," hence the name motherboard. Yes, OEM motherboards from manufacturers like Dell and HP are slightly different than other motherboards you'd find from a retailer.

An OEM designs their motherboard for their needs for each model of computer. Some OEMs may even make drastic changes that go beyond the typical motherboard form factor. However, although an OEM motherboard may have it's differences, visually they often look very similar. Also, if there hasn't been too many changes, it may be possible to replace the OEM motherboard with a retail motherboard.

For OEM computers with lots of differences that need replaced, you'll need a replacement from the OEM or through a third-party that sells parts from used computers. Yes, although the board is often referred to as a "logic board" and not a motherboard. The logic board is very similar to a motherboard and operates the same way.

However, because of size requirements with most logic boards, components like the processor and RAM in tablets and smartphones are soldered onto the board. Also, because many of these devices have no upgrade options, there are no slots or sockets like a traditional computer motherboard. Home Dictionary M - Definitions. Motherboard overview. Where is the motherboard located? Develop and improve products. List of Partners vendors.

Tim Fisher. VP and General Manager, Lifewire. Tim Fisher has more than 30 years' of professional technology experience. He's been writing about tech for more than two decades and serves as the VP and General Manager of Lifewire. Facebook Twitter LinkedIn. Updated on June 25, Tweet Share Email. In This Article. Motherboard Definition. Motherboard Components. Important Facts. Physical Description. Buy a Motherboard. Why do motherboards need cooling? What is a motherboard in a laptop?

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