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← Revision 32 as of 2020-01-23 23:15:20 ⇥
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$ |
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$$$Speedup Overall = \frac{Old~Execution~Time}{New~Execution~Time}$$$ |
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| This gives a new Execution time of [[latex2($$New~Exec~Time = Old~Exec~Time \left( 1 - FractionEnhanced + \frac{FractionEnhanced}{SpeedupEnhanced}\right)$$)]] | This gives a new Execution time of $$$New~Exec~Time = Old~Exec~Time( 1 - Fraction Enhanced + \frac{Fraction Enhanced}{Speedup Enhanced})$$$ |
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$$$Speedup Overall=\left(\frac{1}{1-Fraction Enhanced + \frac{Fraction Enhanced}{Speedup Enhanced}}\right)$$$ |
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See SpeedUp
Notice that we are talking about the entire task here and that performance (speedup) is defined in terms of execution time! So we have to define the following:
This gives a new Execution time of
So we have
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