Computer hardware
Computer hardware or hardware means the physical parts that make up a computer.
Some examples are:
- Central processing unit (CPU)
- Random-access memory (RAM)
- Power supply unit (PSU)
- Motherboard
- Graphics processing unit (GPU)
- Network card
- Peripheral equipment
Hardware needs software to tell it what to do. Without software, the hardware cannot be used.
Computer Hardware Media
M7270 PDP-11 CPU board with LSI-11/2 chipset.*From the collection of the RCS/RI.
Von Neumann architecture scheme
Basic hardware components of a personal computer, including a monitor, a motherboard, a CPU, a RAM, two expansion cards, a power supply, an optical disc drive, a hard disk drive, a keyboard and a mouse
Inside a custom-built computer: power supply at the bottom has its own cooling fan
Image of computer motherboard model DellT3600
An IBM System z9 mainframe
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