Changes between Version 36 and Version 37 of DataParallel/Regular


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Timestamp:
Jan 20, 2010 5:50:37 AM (4 years ago)
Author:
gckeller
Comment:

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  • DataParallel/Regular

    v36 v37  
    422422=== Performance of Matrix-Matrix Multiplication === 
    423423   
     424We measured the performance of the two matrix multiplication implementations and compared their 
     425performance to C. Both matrices contain (size * size) elements. As we can see, the first version is significantly slower. 
    424426{{{ 
    425427  ---------------------------------------------------------------------- 
     
    430432  mmMult2                             |       345 |      2683 |   21442 | 
    431433  ---------------------------------------------------------------------- 
     434  mmMult2  (2PE)                      |       190 |      1463 |   11992 | 
     435  ---------------------------------------------------------------------- 
    432436  mmMult2 (without forceDArray)       |       974 |      8376 |   73368 | 
    433437  ---------------------------------------------------------------------- 
     438  mmMult2 (without forceDArray, 2PE)  |       508 |      4368 |   37677 | 
     439  ---------------------------------------------------------------------- 
    434440  C (hand written)                    |        34 |       514 |    7143 | 
    435441  ---------------------------------------------------------------------- 
     
    438444}}} 
    439445 
    440  
    441446== Open Questions == 
    442447