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Explainers
PC Memory Explained — Types, How It Works & What the Specs Mean
These explainers cover the fundamentals of PC memory, from DDR4 RAM to DDR5 RAM — what the generations mean, how capacity and speed interact, and what you actually need to understand before buying.
Featured
Featured Memory Explainers
Start with the foundations, then zoom into specific memory types. These featured explainers clarify how each works, what it’s best at, and how to choose the right one for your needs.
All Explainers
All Memory Explainers
This is the complete Memory explainer library — fundamentals, types, features, and material-specific guidance. Browse every article in one place, or use the sections below to narrow your focus.
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Memory Explainers by Type
Jump straight to a Memory type to explore all explainers inside it — how they work, key specs, and when to use each.
Explainers
What DDR4 is, how it works, and which specs — speed, capacity, and latency — matter most.
Explainers
How DDR5 differs from DDR4, what its new features mean in practice, and who it's built for.
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Ready to move from understanding memory to choosing one? Explore our top picks, narrow options with comparisons, or go deeper with hands-on reviews.