Diff for "AmdahlsLaw"

Differences between revisions 2 and 26 (spanning 24 versions)

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:

latex2()

This gives a new Execution time of latex2()

So we have latex2()

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-  ⇤ ← Revision 2 as of 2004-01-25 18:27:14 → 
  Size: 1144
  Editor: yakko
  Comment:
+   ← Revision 26 as of 2005-06-28 01:39:51 → ⇥
  Size: 702
  Editor: yakko
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 3:
-{{{
           Performance for entire task using the enhancement when possible
Speedup = -----------------------------------------------------------------
              Performance for entire taks without using the enhancement
}}}
+[[latex2()]]
-Line 13:
+Line 9:
-{{{
                  Old Execution Time
SpeedupOverall = --------------------
                  New Execution Time
+[[latex2()]]
-Line 18:
+Line 11:
-                                                                    FractionEnhanced
New Execution Time = Old Execution Time ( (1 - FractionEnhanced) + ------------------ )
                                                                    SpeedupEnhanced
+This gives a new Execution time of [[latex2()]]
-Line 22:
+Line 13:
--->
                                     1
SpeedupOverall = --------------------------------------------
                                         FractionEnhanced
               (1 - FractionEnhanced) + ------------------ )
                                         SpeedupEnhanced

}}}
+So we have
[[latex2()]]