| GENERATION | 1st Generation | 2nd Generation | 3rd Generation | 4th Generation | 5th Generation | FUTURE |
| TECHNOLOGY | Vacuum tubes | Transistors | Integrated circuits | Integrated circuit chips | Multiprocessor parallel computer | Organic, optical, quantum effects, Neural nets |
| Speed | 1,000 | 10,000 | 1,000,000 | 10,000,000 | wicked fast | ????? |
| calculations per second | calculations per second | calculations per second | calculations per second | calculations per second | calculations per second | |
| Example | Eniac | IBM 360 | Digital PDP-8 | Cray 1 Apple II |
Thinking Machines | Artificial Intelligence ? |