15-213 Introduction to Computer Systems
Lecture 12: Cache Memories

  • Reading: Ch 6.4-6.8 (Ch 6.1-6.3 also recommended)
  • Slides: none
  • Video: Lec 12
  • Code: none
  • Concepts:
    • SRAM and DRAM
    • L1 i-cache and d-cache
    • L2 unified cache
    • Spatial and temporal locality
    • Cache hit and miss
    • Cold miss, conflict miss, capacity miss
    • Direct-mapped cache
    • Associative cache
    • Write-through and no-write-allocate
    • Write-back and write-allocate
  • Previous lecture: Out-of-Order Processing
  • Next lecture: Linking

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Frank Pfenning