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I am particularly interested in speed on a Cray using vectorization and parallelization ----- Original Message ----- From: "Tim Prince" <[log in to unmask]> To: <[log in to unmask]> Sent: Tuesday, July 13, 2004 10:24 AM Subject: Re: Fortran/C Speed > At 06:21 AM 7/13/2004, Naomi Greenberg wrote: > > >Could anyone refer me to a fairly current benchmark study comparing C with > >Fortran in terms of speed for highly computational code? I am trying to > >justify not converting legacy Fortran code to C code, and my customer is > >of the opinion that Fortran codes will not be maintainable in the future > >since engineers are no longer being trained in it. I need actual studies > >to cite in response to this. > >Thank you! > >Naomi Greenberg > > This is quite difficult to answer. C is more competitive with Fortran on > certain platforms than others. > > Leaving out the increasing usage of C++, as you must, it shouldn't be > difficult to make a case that there is as much training and usage of > Fortran as of C. It takes a great deal of additional work to make C > competitive with Fortran, where it can be done. Normally, it involves > non-standard combinations of C and C++, taking advantage of C features > which may be supported only on certain platforms. > > > > Tim Prince >