Fourth Generation of Computer (1971 - Present)

It took only 55 years for the 4 generations to evolve. The growth of the computer industry developed technologies of computer inventions. There are many types of computer models such as:

  • Apple Macintosh
  • IBM
  • DELL
  • ACER

In 1971 Intel created the first microprocessor. In 1976, Steve Jobs built the first Apple computer. Then, in 1981, IBM introduced its first personal computer.

Steve Jobs


Bill Gates

Micheal Dell


During the fourth generation, hardware technology such as silicone chips, microprocessor and storage devices were invented. A microprocessor is a specialized chip which is developed for computer memory and logic.


Microprocessor

silicone chips


The microprocessor is a large-scale integrated circuit which contained thousands of transistors. The transistors on this one chip are capable of performing all of the functions of a computer's central processing unit.


Advantages :

  • Computers became 100 times smaller than ENIAC (Electronic Numerical Integrator and Computer) the first computer
  • Gain in speed, reliability and storage capacity
  • Personal and software industry boomed

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