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It's level 1 CPU cache, the fastest (and smallest) cache. It caches both instructions and data. https://en.wikipedia.org/wiki/CPU_cache https://en.wikipedia.o

by joss82 10y ago

It's level 1 CPU cache, the fastest (and smallest) cache. It caches both instructions and data. https://en.wikipedia.org/wiki/CPU_cache https://en.wikipedia.org/wiki/CPU_cache

phpnode 10y ago
GP is making the point that not all CPUs have a cache.
ummonk 10y ago
It was a joke. Some embedded processors lack a cache.