what is hardware?A personal computer is made up of computer hardware,multiple physical components on to which can be loaded into a multitude of software that perform the function of the computer.
Motherboard
- motherboard - It is the "body" or mainframe of the computer, through which all other components interface.
- central processing unit (CPU) - Performs most of the calculations which enable a computer to function, sometimes referred to as the "backbone" or "brain" of the computer.
- computer fan- Used to lower the temperature of the computer; a fan is almost always attached to the CPU, and to the back of the case, also known as the 'muffin fan'.
- firmware is system specific read only memory.
- Internal buses - Connections to various internal components.
- Current
- PCI (being phased out for graphic cards but still used for other uses)
- PCI Express (PCI-E)
- USB
- FIREWIRE
- HYPER TRANSPORT
- INTEL QUICK PATH (expected in 2008)
- Obsolete
- AGP (obsolete graphic card bus)
- ISA(obsolete in PCs, but still used in industrial computers)
- VLB VESA Local Bus (outdated)
- Current
- External Bus Controllers - used to connect to external peripherals, such as printers and input devices. These ports may also be based upon expansion cards, attached to the internal motherboard.
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