The document discusses the six generations of computers from 1946 to present. The first generation used vacuum tubes that produced a lot of heat. The second generation used transistors instead of vacuum tubes. The third generation used integrated circuits which had many transistors on a single chip. The fourth generation used VLSI circuits with thousands of transistors on a single chip enabling microcomputers. The fifth generation was a Japanese initiative to create massively parallel computers using logic programming. The sixth generation Intel processors deliver enhanced performance at low power levels and support various device designs from mobile to desktops.