Generation
|
Examples of Computer (Name)
|
Electronic Components
|
Years
|
Used for?
|
Size
|
Interesting fact about each
|
1
|
|
Vacuum Tubes
|
1940-1956
|
Vacuum tubes are used for radios, television, radar equipment, and telephones.
|
Took up a Room
|
Today some vacuum tubes are used for speakers, which audiophiles say that the audio quality is better than normal transistors.
|
2
|
Transistors
|
1956-1963
|
Replaced vacuum tubes, allowing computers to be faster, smaller, power efficient and cheaper.
|
Took up a room but still less than a vacuum tube computer.
|
Transistors still used punched cards for input and printouts for outputs,
| |
3
|
IBM 1311
|
Chips
(Integrated Circuits)
|
1964-1971
|
Just like the transistors, the integrated circuits replaced them being much faster and efficient. Now they can store many data and can make more calculations.
|
Took up half a room.
|
Most integrated circuits have gold in them. Now as they are obsolete, some people extract gold out of the chip and sell them for money.
|
4
|
|
Microprocessors
(Computers on a chip)
|
1971-Present
|
Replacing the old integrated circuits, most computers only have one microprocessor which made them a lot more compact, faster, cheaper and efficient.
|
General computers took a small portion of a room. A supercomputer would take a whole room.
|
Microprocessors were made by many companies before. Now there are only two companies that take up most of the microprocessor market, Intel and AMD.
|
5.
|
|
Networking
Parallel Computing
Fibre Optics
|
Present - Future
|
Unlike a physical hardware state, computers are accessing the cloud for information, apps, communication, and many more.
|
Servers would take up a room, but computers accessing the cloud would take no space at all.
|
The cloud is mainly servers from around the world. Most servers still use microprocessors. But since this is just the beginning new technology are starting to be developed by engineers/scientists all around the globe.
|
Wednesday, 14 December 2016
Computer Generations Table!
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