A program consists of 1 billion instructions where 50% of the instructions execute in 2 clock...

 

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A program consists of 1 billion instructions where 50% of the instructions execute in 2 clock cycles, 15% execute in 5 clock cycles and 35% execute in 3 clock cycles. Suppose we execute it on a processor running at 4 GHz. What is the CPI (average number of cycles per instruction)? A program consists of 1 billion instructions where 50% of the instructions execute in 2 clock cycles, 15% execute in 5 clock cycles and 35% execute in 3 clock cycles. Suppose we execute it on a processor running at 4 GHz. What is the CPI (average number of cycles per instruction)?