申論題

10.[6%]

(a) [3%] Assume the miss rate of an instruction cache is 2% and the miss rate of the data cache is 4%, If a processor has a CPI of 2 without any memory stalls and the miss penalty is 200 cycles for all misses. Assume the frequency of all loads and stores is 36%. Determine how much faster a processor would run with a perfect cache that never missed.