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Everything about CPU cache

Hardware cache of a central processing unit

A CPU cache is a hardware cache used by the central processing unit (CPU) of a computer to reduce the average cost to access data from the main memory. A cache is a smaller, faster memory, located closer to a processor core, which stores copies of the data from frequently used main memory locations, avoiding the need to always refer to main memory which may be tens to hundreds of times slower to access. Wikipedia →

🧭 Start here: a 6-step reading path

  1. Read the overview: CPU cacheA 5-minute orientation
  2. Skim a recent paper: Revisiting PM-Based B-Tree With Persistent CPU CacheInfluential work since 2022
  3. Pick up a classic book: Modern Operating SystemsThe most-reprinted book on the subject
  4. Read the landmark paper: Evaluating associativity in CPU cachesCited 417 times
  5. Go sideways: Translation lookaside bufferA closely related topic
  6. Go sideways: Cache hierarchyA closely related topic

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No dictionary entry for this exact phrase.

🏆 Landmark papers (most cited)

🆕 Influential since 2022

📚 Books worth reading

Ranked by number of editions on Open Library, a rough measure of how lasting a book is.

🔗 Related topics