Microprocessors By leuvenwang Jan 1, 1823 Silicon is Discovered Jan 1, 1903 Logic circuits are patented by Nikola Tesla Dec 23, 1947 The Transistor is Invented Sep 12, 1958 First Integrated Circuit is Developed Jul 18, 1968 Intel is established May 1, 1969 AMD is established Nov 15, 1971 First Microprocessor is introduced by Intel Called the Intel 4004, it had 2,300 transistors, performed 60,000 operations per second (OPS), addressed 640 bytes of memory, and cost $200.00. Apr 1, 1974 Intel 8080 becomes the standard in the computer industry Jan 1, 1979 Motorola releases its 68000 microprocessor Jan 1, 1987 Sun Microsystems releases the SPARC