If you're a budding young tech enthusiast or simply a casual PC purchaser, you may have seen "cache" listed in the specifications for this or that processor and wondered what exactly that is. It's ...
CPU cache is the fast memory between the cores and main memory. What L1, L2, and L3 each do, why cache lines are 64 bytes, and when more cache actually makes a processor faster.
The development of caches and caching is one of the most significant events in the history of computing. Virtually every modern CPU core from ultra-low power chips like the ARM Cortex-A5 to the ...