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History of Intel CPUs

See: The Collector's Guide to Vintage Intel Microchips

From 4000 series

  • Micro-Computer Set-4 (MCS-4) - 4000 series chips
    • The system consisted of 4 chips - 4001 (ROM), 4002 (RAM), 4003 (Shift Register), 4004 (CPU)
    • Additionally, two more chips were added to work with other memory chips - 4008 (Address Latch), 4009 (I/O interface)
  • Micro-Computer Set-40 (MCS-40) - An upgrade to MCS-4
  • Micro-Computer Set-8 (MCS-8) - 8000 series chips
    • Featured the 8008 CPU
  • Micro-Computer Set-80 (MCS-80)
    • Featured the 8080 CPU, the forefather of all modern x86 based processors
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