Home / Definitions / L3 Cache

L3 Cache

Webopedia Staff
Last Updated May 24, 2021 7:47 am

As more and more processors begin to include L2 cache into their architectures, Level 3 cache is now the name for the extra cache built into motherboards between the microprocessor and the main memory.

Quite simply, what was once L2 cache on motherboards now becomes L3 cache when used with microprocessors containing built-in L2 caches.