First microprocessor According to Official Guinness Records,
The first microprocessor was the 4004 chip, designed and built by Intel (USA). The first one was completed in January 1971. The size of a thumbnail, this first single-processor CPU had the same power as ENIAC, the room-sized first electronic computer. The 4004 chip had 2,300 transistors and could perform around 100,000 instructions per second.
For a complete list of 1971 records, please visit 1971 Guinness Records in United States .
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