How does Computer Cache, Memory, and Storage Work? 🖥️💿🛠️

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Explains why computers need cache, DRAM and storage, comparing their latency, bandwidth and capacity with consistent visuals; a solid memory-hierarchy primer.

What you'll learn

The memory hierarchy: cache, DRAM and storage and why computers need all three.

Programming & CS Engineering

Video by Branch Education, played through YouTube's embedded player.

Part of How do Computers Work?, Exploring everyday technology, Exploring Smartphones

Go deeper

Computer Organization and Design (RISC-V Edition), Patterson & HennessyPatterson & Hennessy, the standard computer organization text
Computer Systems: A Programmer's Perspective, Bryant & O'HallaronHow programs really run on the machine, from bits to processes

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