If you are interested in that kind of history, you should read a paper entitled “Electronic Computing Circuits of the ENIAC” by [Arthur W. Burks]. These mid-century designers used tubes and ...

That first chip was called the 4004. It was 1/8" by 1/16" with 2300 transistors etched into the silicon. And all by itself it was as powerful as ENIAC, the early (mammoth at 30 tons!) computer ...

It’s fitting, then, that the first general-purpose electronic computer, ENIAC, or Electronic Numerical Integrator and Computer, was introduced to the world in 1946 on Valentine’s Day.