Example of Computer Hardware

Computer hardware is the physical machinery of computers, and the term 'hardware' has now evolved into a term covering all forms of machinery, particularly in relation to electronics.

Computer hardware includes:

Hard drives
DVD and CD drives
Video, audio graphic and TV cards
Inputs like USB drives
Peripherals like external memory, routers, web cams, etc.
Any mechanically or electrically operated functional part of the computer

Examples of Computer Hardware:

The common usage version of the expression varies:

'We don't have the right hardware to run this software'.
'You'll need some new hardware to run this operating system'.
That computer will need a major upgrade, with some brand new hardware.'
https://en.wikipedia.org/wiki/Personal_computer_hardware
https://www.uow.edu.au/~nabg/ABC/C1.pdf
https://itc.virginia.edu/guides/ware.html

Image Example of Computer Hardware:

Hardware of a modern Personal Computer.
1. Monitor   2. Motherboard
3. CPU   4. RAM
5. Expansion cards  6. Power supply
7. Optical disc drive  8. Hard disk drive
9. Keyboard  10. Mouse

Inside a custom-built computer: the power supply at the bottom has its own cooling fan.