Loading ...
Sorry, an error occurred while loading the content.

speed of ublas on Itanium 2

Expand Messages
  • Gunter Winkler
    Hello, a few weeks ago there were some speed test of ublas. I ran sample78.cpp on the Itanium 2 machine (900 MHZ, Intel s ecc 7.1) The times are: size of
    Message 1 of 1 , Jun 30, 2003
    • 0 Attachment
      Hello,

      a few weeks ago there were some speed test of ublas. I ran sample78.cpp
      on the Itanium 2 machine (900 MHZ, Intel's ecc 7.1) The times are:

      size of metrices - 500x500

      prod axpy opb block rkc rck krc kcr
      RRR 1.928 8.379 5.987 0.9194 11.7 12.18 11.66 13.37
      RRC 1.596 8.904 6.056 0.9204 12.46 11.69 11.98 13.75
      RCR 3.095 8.375 5.886 0.9213 5.245 6.938 5.104 5.524
      RCC 1.586 8.86 5.976 0.9204 5.718 5.259 5.152 5.638
      CRR 1.525 8.82 6 0.9213 5.19 5.595 5.753 5.237
      CRC 1.554 8.812 6.079 0.9213 6.918 5.251 7.099 5.324
      CCR 3.075 8.373 5.992 0.9213 5.342 7.031 5.731 5.233
      CCC 1.742 8.268 5.944 0.9213 6.996 5.303 6.861 5.195

      crk ckr
      11.76 13.39
      8.288 6.923
      6.974 5.296
      5.692 5.25
      5.242 5.701
      5.243 5.692
      7.011 5.262
      5.562 5.661

      (blocksize 128)
      (I used sample78.cpp from Joergs posting on Mon May 19, 2003 9:47 pm)

      I use the same config file for gcc and ecc.

      regards

      Gunter
    Your message has been successfully submitted and would be delivered to recipients shortly.