Computers can be broadly classified by their speed and computing power.
|1||PC (Personal Computer)||It is a single user computer system having moderately powerful microprocessor|
|2||Workstation||It is also a single user computer system, similar to personal computer however has a more powerful microprocessor.|
|3||Mini Computer||It is a multi-user computer system, capable of supporting hundreds of users simultaneously.|
|4||Main Frame||It is a multi-user computer system, capable of supporting hundreds of users simultaneously. Software technology is different from minicomputer.|
|5||Supercomputer||It is an extremely fast computer, which can execute hundreds of millions of instructions per second.|