Question: 1. (Cache performance) I have a cache with the following characteristics. The instruction cache has miss rate 2% and miss penalty 100 cycles. The data

1. (Cache performance) I have a cache with the following characteristics. The instruction cache has miss rate 2% and miss penalty 100 cycles. The data cache with miss rate 5% and miss penalty 200 cycles. Assume that a typical sequence of instructions has CPI =2 and has 30% memory accesses. Compute the ratio of improvement when the cache is replaced by a perfect cache (with no miss).

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