Question: A program takes 40 seconds to run on one version of architecture and 20 seconds to run on a new version. What is the overall

A program takes 40 seconds to run on one version of architecture and 20 seconds to run on a new version. What is the overall speedup?

2. What is the arithmetic mean of the values 3, 2, 5, 20, 13?

3. A given program consists of a 200-instrucation loop that is executed 50 times. If it takes 10,000 cycles to execute the program on a given system, what are that systems CPI and IPC values for the program?

4. What is the IPC of a program that executes 16,000 instructions and requires 8,000 cycles to complete?

5. Benchmarking reveals that 80% of the execution time is spent inside functions that can be executed in parallel. What is the maximum speedup () from a parallel program on four processors?

6. What is the CPI of a program that executes 16,000 instructions and requires 8,000 cycles to complete?

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