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Intel 4004

   Also found in: Wikipedia 0.01 sec.
(processor)Intel 4004 - The world's first microprocessor, released in 1971. The 4004 contained 2300 transistors (compared with 5.5 million in the 1996 Pentium Pro) and was intended for use in a calculator. It processed data in 4 bits, but its instructions were 8 bits long. Program and Data memory were separate, it had 1 kilobyte of data memory and a 12-bit PC for 4K of program memory (in the form of a 4 level stack, used for CALL and RET instructions). There were also sixteen 4-bit (or eight 8-bit) general purpose registers. The 4004 had 46 instructions.


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Less than 25 years later, computing products made with the microprocessor progeny of the Intel 4004 would overwhelm IBM in the marketplace, and lead it to lose ignominiously more than $8 billion in a single year, and start a process to cut more than 100,000 employees from its work force.
The microprocessor and medicine by Ruffin, Marshall / Physician Executive
He also co-invented and designed the world's first microprocessor, the Intel 4004 and conceived and supervised the design of the Intel 8080, the first high-performance microprocessor.
Synaptics Co-Founder and Chairman of the Board Receives AeA/Stanford ... by Business Wire
He also co-invented and designed the world's first microprocessor, the Intel 4004, and conceived and supervised the design of the Intel 8080, the first high-performance microprocessor.
Co-Founder Federico Faggin Joins ZiLOG's Board of Directors; ... by Business Wire
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