Advantages and Disadvantages of Third Generation Computer

Third generation (1964-1971)


  1. Smaller in size as compared to previous generations.
  2. More reliable.
  3. Used less energy.
  4. Produced less heat as compared to the previous two generations of computers.
  5. Better speed and could calculate data in nanoseconds.
  6. Used fan for head discharge to prevent damage.
  7. Maintenance cost was low because hardware failure is rare.
  8. Totally general purpose.
  9. Could be used for high level language.
  10. High storage capacity than previous generation’s computer.
  11. Versatile to an extent.
  12. Less expensive.
  13. More accurate than previous.
  14. Used mouse and keyboard for input.


  1. Air conditioning was required.
  2. Highly sophisticated technology required for the manufacturing of IC chips.