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MEMORY HIERACHY - Coggle Diagram

- - - - Smaller per bit
        
        Less expensive
        
        Need refresh circuits
        
        Slower
  - - - Faster
      - Cache
      - Digital
- - - - example: web servers
- - - - On-Chip L1 Cache
        
        very small
        
        ranging between 2 kilobytes (KB) and 64 KB
      - Off-Chip L2 Cache
        
        very fast & small
        
        ranges from 256 KB to 2 megabytes (MB)