Computer Hardware

Computer Parts


The motherboard is the main circuit board. The motherboard carries and connects to many other parts of a computer.


The central processing unit, or processor for short, carries out the commands you give the computer.

Power Supply Unit

The power supply unit converts energy that is needed by the computer.


RAM stands for random access memory. This stores memory for a temporary amount of time. It is measured by megabytes and gigabytes. The more RAM you have, the better your computer performs.

Hard Drive

Unlike RAM, the hard drive stores memory for a longer period of time. This is where softwares, documents, and other files are stored.


ROM is an acronym for read-only memory. Once data is written into the ROM, it cannot be removed or edited.

Heat Sink

The heat sink prevents the computer from overheating.

Clock Battery

The clock battery makes sure the time stays consistent even when there's no power in the computer.

USB Port

A USB port allows you to connect external devices and storage.


GPIO Pins, or General Purpose Input/Output Pins, allow other circuits to be attached.

Input and Output

An input is a device that takes in data and other information. Examples of an input, would be a mouse, keyboard, webcam, and microphone.

An output is a device that uses the data and other information to create something. A light bulb and a printer are examples of an output.