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Computer Organization and Architecture

Computer Organization

  • Refers to various physical aspects of computer systems.
  • Refers to the operational units and their interconnections.
  • Is how the features are implemented.
  • Differs between different versions.
  • E.g., circuit design, control signals, memory types.

Computer Architecture

  • Logical aspects of system implementation as seen by the designer.
  • Those attributes of a system that has a direct impact on the logical execution of a program.
  • These attributes are visible to the programmer.
  • All intel x86 family share same architecture.
  • E.g., instruction sets, instruction formats, data types, addressing modes.

References

  • M. Morris Mano: Computer System Architecture
  • William Stalling: Computer organization and architecture
  • John P. Hayes: Computer Architecture and Organization

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