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OpenMP Reductions are faster than Atomic or Critical sections because: They sum into an array whose elements are a Fibonacci series in size They sum into a separate variable per thread and then perform power-of-two addition They momentarily disable interrupts to keep the summing equation from being corrupted They sum into a user-supplied array and then let the programmer decide how to best sum them

They sum into a separate variable per thread and then perform power-of-two addition





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