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Evolution of Computer Hardware

Evolution of Computer Hardware. The Abacus. The Slide Rule (invented early 1600s). The Pascaline ( invented by Blaise Pascal, circa 1642 ) This is the front view. The Pascaline (rear view). The Reckoner (by Gottfried Wilhelm von Leibniz, circa 1700).

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Evolution of Computer Hardware

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  1. Evolution of Computer Hardware

  2. The Abacus

  3. The Slide Rule (invented early 1600s)

  4. The Pascaline(invented by Blaise Pascal, circa 1642)This is the front view.

  5. The Pascaline (rear view)

  6. The Reckoner(by Gottfried Wilhelm von Leibniz, circa 1700)

  7. The Difference Engine(by Charles Babbage, 1822)

  8. The Analytical Engine(by Babbage, circa 1830)

  9. Joseph Marie Jacquard’s Loomcirca 1830(note the punch cards)

  10. Hollerith Machine

  11. Hollerith Detail

  12. The Mark I (1942)(8 feet tall, 51 feet long,5 tons)

  13. The Mark I… used paper tape to store data and program instructions

  14. Howard Aiken, a Ph.D student at Harvard University inside the Mark I

  15. Electronic Numerical Integrator and Computer (ENIAC)

  16. Another view of ENIAC

  17. Programming ENIAC by manipulating its vacuum tubes

  18. Harvard Mark II

  19. MIT Whirlwind (1948)

  20. UNIVAC… the first general-purpose computer for commercial use (late 1940s)

  21. After Vacuum Tubes came TransistorsThis is the first point-contact transistor.

  22. IBM 701 (1953)

  23. IBM 704 (1956)

  24. IBM 7090

  25. IBM 360 (1964)

  26. IBM S/390

  27. And the future of computers?

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