What is a motherboard?


The PCB of a system is known as the motherboard. All parts and numerous forms attach to a desktop pc, which serves as its main central point of contact.

Virtually all systems, notably desktops and laptops Pc, include motherboards. They link to motherboards, central processors (CPU), and ram, among other elements. Examples of external devices include Ethernet, Wi-Fi and Graphics processing units.

Also read this post: use 2 Motherboards in dual PC setup

What consists and how do motherboards work?

The motherboard acts as the core of the system, connecting all of its parts and enabling communication between all. Each of the components in the computer, including the hard drive, GPU, and CPU, could communicate without it. For a pc to function properly, the board must be fully functioning.

A big motherboard’s PCB could include six to fourteen levels of fiberglass, copper connecting lines, and copper layers for the separation of electricity and signals.

twin in-line memory modules, PCI, Cpu sockets, PCI Express, and M.2 slots for solid-state drives are a few of them are the extension slots  which will let in the extra additional parts And Power distribution connectors are another.

The heat produced by parts like the CPU and CPU is controlled by cooling and fan. Generally, a Southbridge processor on a motherboard provides extra channels such as PCI, SATA, Ethernet, USB, and other ports.

Many of the features that a computer may provide are typically governed by this mainboard it has.

The ATX motherboard, which is based on IBM’s AT technology, is the common type of motherboard found in desktops and laptops.

Because gaming motherboards are built for high-performance devices, they are far more proficient and feature-rich than PC and laptop boards.

Elements of mainboard:

Every motherboard is designed to support a certain collection of components, such as microprocessor and Memory.

The majority of HDD and accessory types can fit in them.

The following are the main parts of motherboards:


A central processing unit that interprets commands from applications, the system software, and many other parts of the device;


A temporary storage and execution location for programs and information.


Connection for disk drives or strong memory used to store permanent information and software programs;

Northbridge chipset:

Northbridge chip is used to link the Processor, ram, and disk drives;

Southbridge chipset:

Which links the Northbridge and peripheral components to the system and motherboard.

Cooling fans:

Keep the interior at a perfect temperature and maintain or cool it down if it’s heated up.

Peripheral connectors:

Include USB and other ports for output hardware, spaces for connector accessory chips such as visual and networking adapters, and other interfaces.

backup battery:

The backup battery, which guarantees that crucial configuration management data is preserved in the absence of a primary source;

A standard motherboard is made up of several different components.


I hope this clarifies what a motherboard is, what it comprises, what the components are, and how vital a motherboard is for the PC or desktop.

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