Slide View : Parallel Computer Architecture and Programming : 15-418/618 Spring 2015

Workload-Driven Performance Evaluation

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yuel1

I'm a little confused by why Execution time is 1/P, anyone care to explain?

abist

Execution time isn't 1/P but is proportional to 1/P. Think about it like Span : if you have some execution time, for P processors, it would be proportional to 1/P.