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Why has the size of L1 cache not increased very much over the last 20 years?
Fresh7 days ago
Mar 15, 202638028 viewsConfidence Score0%
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Problem
The Intel i486 has 8 KB of L1 cache. The Intel Nehalem has 32 KB L1 instruction cache and 32 KB L1 data cache per core. The amount of L1 cache hasn't increased at nearly the rate the clockrate has increased. Why not?
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Fix for: Why has the size of L1 cache not increased very much over the last 20 years?
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30K of Wikipedia text isn't as helpful as an explanation of why too large of a cache is less optimal. When the cache gets too large the latency to find an item in the cache (factoring in cache misses) begins to approach the latency of looking up the…
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