Central Processing Unit

Central Processing Unit

1. Known as the brain of the computer

2. Fetch

   • Decode
     • Execute

3. Ways to improve one

   • Execute
   • Number of cores
     • a core is the processing unit which receives instructions and performs calculations, or actions, based on those instructions. A set of instructions can allow a software program perform a specific function.
   • Clock speed
     • the operating speed of a computer or its microprocessor, expressed in cycles per second
   • The cache size
     • a collection of items of the same type stored in a hidden or inaccessible place.

4. Hertz

   • How fast it runs

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