MrbellComputing
MrbellComputing

1.1b The CPU Architecture

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Overview of Learning
  • The purpose of the CPU
  • Common CPU components and their function:
    • ALU (Arithmetic Logic Unit)
    • CU (Control Unit)
    • Cache
  • Von Neumann Principle
  • Von Neumann Architecture:
    • MAR (Memory Address Register)
    • MDR (Memory Data Register)
    • Program Counter
    • Accumulator
    • CIR
  • The function of the CPU to fetch and execute instructions stored in memory
  • How common characteristics of CPUs affect their performance:
    • clock speed
    • cache size
    • number of cores

 

  • GCSE 1.1 The von Neumann architecture

  • GCSE 1.1 How common characteristics of CPUs affect their performance

You should know...

 

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