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External Cache

Reviewed by Tara StruykCheckmark | Last updated: May 30, 2020

What Does External Cache Mean?

An external cache is any cache memory that is not built into a CPU chip. External cache is designed to provide high speed data storage and processing services to the computer processor, its primary/native cache and the main memory.

External cache is also known as secondary cache.

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Techopedia Explains External Cache

The development of caches is a key event in the history of computing. The system is designed to ensure that the next bit of data a CPU will need is ready in the cache when it is needed.

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Synonyms

Secondary Cache

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HardwareMemoryMicroprocessors

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