secondary cache

secondary cache

See L2 cache.

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secondary cache [‚sek·ən‚der·ē ′kash]

(computer science)

High-speed memory between the primary cache and main memory that supplies the processor with the most frequently requested data and instructions. Also known as level 2 cache.

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(memory management)

secondary cache - (Or "second level cache", "level two cache", "L2 cache") A larger, slower cache between the primary cache and main memory. Whereas the primary cache is often on the same integrated circuit as the central processing unit (CPU), a secondary cache is usually external.