The first microprocessor. Designed by Marcian E. "Ted" Hoff at Intel in 1971, the 4004 was a 4-bit, general-purpose CPU initially developed for the Japanese Busicom calculator. Running at a clock ...

But who invented the first commercially available microprocessor? That honor goes to Intel for the 4004. We pick up the tale with Robert Noyce, who had co-invented the IC while at Fairchild ...

The emu8080on4004 project (Google Translate) offers a way to run 8080 code on a 4004 CPU. Finally! The 4004 development board is a homebrew affair, and the emulator works well enough that an 8080 ...

The Intel 8080 didn’t revolutionise microprocessors – it created the microprocessor market. “The 4004 and 8008 suggested it, ...

In late 1970 Intel introduces a 1K RAM chip and the 4004, a 4-bit microprocessor. Two years later comes the 8008, an 8-bit microprocessor.