Processing device

Updated: 11/16/2019 by Computer Hope

When a computer receives data from an input device (e.g., keyboard), the data goes through an intermediate stage before it's sent to an output device (e.g., monitor). A processing device is any device inside a computer that interprets and manipulates incoming data during this stage. For example, in the diagram below, the CPU is the processing device.

Input device (microphone), processing device (CPU), and output device (hard disk)

Processing device examples

Some of the most common processing devices inside of a computer include the following:

Device, Hardware terms, Processing