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.

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 ...

A computer is a lot like an ecosystem. When all its components are functioning in a harmonious balance, a PC can whiz along at top speed, crunching calculations, booting games, and performing other ...