Question: For a write-back, write-allocate cache, assuming 30% of replaced data cache blocks are dirty, what are the minimal read and write bandwidths needed for a

For a write-back, write-allocate cache, assuming 30% of replaced data cache blocks are dirty, what are the minimal read and write bandwidths needed for a CPI of 2?

Consider the following program and cache behaviors. a. b. Data Reads per 1000 Instructions 250 200 Data Writes per 1000 Instructions 100 100 Instruction Cache

a. b. Data Reads per 1000 Instructions 250 200 Data Writes per 1000 Instructions 100 100 Instruction Cache Miss Rate 0.30% 0.30% Data Cache Miss Rate 2% 2% Block Size (byte) 64 64

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