Suppose you are developing a processor with an execution time of 960 ns, CPI of 1.61, and clock rate of 3 GHz. If the execution time is reduced by an additional 20% without affecting to the CPI and with a clock rate of 4 GHz, determine the number of instructions. 2. Determine the clock rate if the CPI is increased by 20% and the CPU time by 15% while the number of instructions is unchanged

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