Disk Cache: A portion of memory on the motherboard or another card or controller that is used to store information that is frequently accessed in order to speed up disk access. The large the cache, the greater amount of data that can be accessed instantly without worrying about seek delays.

 

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Disk Cache: A portion of memory on the motherboard or another card or controller that is used to store information that is frequently accessed in order to speed up disk access. The large the cache, the . . . View Full Definition

Cache: A very high speed type of memory that is similar to random access memory (RAM). The difference in RAM and Cache is that the Cache memory is on the server side and the RAM is stored in the co . . . View Full Definition

Optical Disk: A disk that encodes data as a series of reflecting pits that are read and written by a laser beam.

L1 Cache: Stands for level one cache. A memory cache that is built into the CPU core to temporarily hold data being processed.

Pipeline Burst Cache: A type of memory cache built into many modern DRAM controller and chipset designs. Pipeline burst caches use two techniques - a burst mode that pre-fetches memory contents before they are re . . . View Full Definition

L2 Cache: Stands for level two cache. A memory cache housed outside the processor core, but still a part of the CPU. Typically larger and slower than the L1 cache.

Primary Cache: Primary cache is the cache located closest to the CPU. Usually, primary cache is internal to the CPU, and secondary cache is external. Some early-model personal computers have CPU chips that . . . View Full Definition

Virtual Disk: A RAM disk in which a section of system memory is set aside to hold data, as though it were a number of disk sectors. Sometimes used for bootable operating systems and applications to function.

Secondary Cache: Also referred to as 'Level 2 cache' or 'L2'. In general, L2 cache memory resides on a separate external chip from the microprocessor chip. However, The Pentium Pro processor has an L2 cache . . . View Full Definition

Redundant Array of Independent Disks (RAID): A category of disk drives that employ two or more drives in combination for fault tolerance and performance. RAID disk drives are used frequently on servers but aren't generally necessary fo . . . View Full Definition