L
L1 cache

Cache memory that is built into the processor die (the CPU's silicon wafer).

L2 cache

Cache memory that can be collocated with the CPU in the same packaging or placed on the motherboard, external to the CPU packaging. L2 cache is not built into the processor die.

L3 cache

Cache memory on the motherboard that is named as such only when L2 cache is in the CPU packaging. L3 cache is the new name, in such a situation, for what used to be termed L2 cache.

lane

In PCIe, a switched point-to-point signal path between any two PCIe components. The designation x16, for example, in PCIe represents a component's ability to communicate over 16 lanes simultaneously.

laser printer

A generic name for a printer that uses the electrophotographic ...

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