Classification of Computers by purpose

General purpose computers are designed to perform a range of tasks.

They have the ability to store numerous programs.

They are very versatile.

They can store large amount of data and the programs necessary to process them.

They lack speed and efficiency. 

Examples are: PC, MAC

Special purpose computers are designed to handle a specific problem or to perform specific tasks.

A set of instructions is built into the machine to perform the specific tasks. Examples are: TV, washing machines, ipod