Off topic - G5 question

Mof mof at labf.org
Thu Jun 26 12:13:34 EDT 2003


On Thu, 26 Jun 2003 11:34 pm, Robert G. Brown wrote:
> On Wed, 25 Jun 2003, Luis Fernando Licon Padilla wrote:
> > Hi you all guys, I've just checked the G5 processor out, what do you
> > think about it, it seems like it's not good enough considering it's
> > architecture and it's performance.
> >
> > http://www.apple.com/lae/g5
>
> Looks great (if you believe their white papers) if you're planning to
> run BLAST.  Doesn't look horribly shabby at floating point performance
> overall, has a nice peppy FSB.  I certainly wouldn't kick it out of my
> system room for chewing crackers.  So to speak.  Although I believe that
> it requires some fairly careful programming to get maximum speed out of
> the CPU and would be very curious about real-world benchmarks for code
> that is just slapped on it and compiled, no tuning or hand
> vectorization.
>
> However, the traditional litany requires that one examine price as well
> as raw performance, and comparing it to P4 (really P6) class CPUs is
> apples to oranges.  A more interesting and fair comparison would be to
> opterons and itaniums, and including price.

An article talking about some of the problems with the benchmarks :

http://www.extremetech.com/article2/0,3973,1136018,00.asp

Mof.
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