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