Computer Components

By Luke Paddon

The Motherboard

An average motherboard cost about £149.00.

A motherbard is the circuit board that the components plug into. You can’t do anything without it it is what makes computers do what it does.


Stands for Random Access Memory. RAM provides space for the computer to read and write data. Four gigabytes of memory would be good enough and you always pay to improve it and it only cost about £50 to improve a 4GB to 8GB.


Stands for central processing unit. CPU carries out the instructions of a computer program by performing the basic arithmetical, logical, and input/output operations of the system and you can find them in the computer system or smartphones.

Hard Drive

A hard disk drive is the device used to store large amounts of digital information in computers and related equipment like iPods and games consoles such as the Xbox 360 and PS3.


Stands for solid-state drive, it is a data storage device that uses integrated circuit assemblies as memory to store data persistently. It's somtimes incorrectly called solid-state disk or electronic disk.

Optical Drive

Is a disk drive that uses laser light or electromagnetic waves within or near the visible light spectrum as part of the process of reading or writing data to or from optical discs. Some drives can only read from discs, but recent drives are commonly both readers and recorders, also called burners or writers.

Sound/Graphics Card

Sound Card is an internal computer expansion card that facilitates the input and output of audio signals to and from a computer under control of computer programs. The term sound card is also applied to external audio interfaces that use software to generate sound, as opposed to using hardware inside the PC.

Graphics Card is an expansion card which generates a feed of output images to a display.