• Main memory
Large, inexpensive, slow memory stores entire program and data.
• Cache
Small, expensive, fast memory stores copy of likely accessed parts of larger memory
Can be multiple levels of cache.
information shared by www.irvs.info
Thursday, September 16, 2010
Memory Hierarchy
Objective is to use inexpensive, fast memory
• Main memory
Large, inexpensive, slow memory stores entire program and data.
• Cache
Small, expensive, fast memory stores copy of likely accessed parts of larger memory
Can be multiple levels of cache.
information shared by www.irvs.info
• Main memory
Large, inexpensive, slow memory stores entire program and data.
• Cache
Small, expensive, fast memory stores copy of likely accessed parts of larger memory
Can be multiple levels of cache.
information shared by www.irvs.info
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