Re: what arch do I use for comparison?

>>               single precision        double precision
>>            *********************    ********************
>>               real      complex       real      complex
>> Benchmark   %   Clock   %   Clock   %   Clock   %   Clock
>> =========   =========   =========   =========   =========
>>  kSelMM       590.6      546.4      313.1      295.6
>>  kGenMM        97.9       97.3       97.5       97.5
>>  kMM_NT        96.6       95.3       96.9       95.2
>>  kMM_TN        97.0       95.3       96.7       95.1
>>  BIG_MM       572.5      561.4      302.6      298.9
>>   kMV_N        53.7      141.0       42.2       56.2
>>   kMV_T        62.4       83.9       43.3       56.5
>>    kGER        93.1      115.1       28.8       38.9
>>
>> IS it because I configured with
>> ../configure -b 64 -Fa alg -fPIC -D c -DPentiumCPS=3100
>> --prefix=/home/ossetest
>>    
>
> Nope, nothing wrong with the configure line that I see.  My guess is that
> configure doesn't recognize the chip due to changing model/CPU family
> values.  What does your full cpuinfo look like?
>
> >From what wikipedia shows me, this is a Core2-based processor, so you
> should be able to compare against Core2Duo64SSE3.tgz.
>
> If you want to try to install using the Core2 architectural defaults, pass :
>    -A 15
> to configure.
>
> For Core2-based systems, you will get substantially better double precision
> performance with 3.9.1 than you do with 3.8.2 (from the above, it looks
> like you are using 3.8.2).
>
> Cheers,
> Clint
>
> **************************************************************************
> ** R. Clint Whaley, PhD ** Assist Prof, UTSA ** www.cs.utsa.edu/~whaley **
> **************************************************************************
>
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