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Subject: Re: Java versus C Speed Comparison

Author: David Rasmussen

Date: 05:39:43 01/07/03

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On January 06, 2003 at 14:20:38, Robert Hyatt wrote:

>
>If you are talking about a JVM, then you are _not_ talking about a "compiled
>language".  There is a _huge_ difference between executing some sort of
>pseudo-code vs native machine language instructions.  A native JAVA compiler
>could work just fine with care, but not one that needs the virtual machine to
>run.  It will _never_ come within a factor of ten of a well-written C program.
>

http://www.coyotegulch.com/reviews/almabench.html

suggests a factor of four rather than ten. Ten is too pesimistic.
BTW. It also shows the strengths of C++ as a numerical language. C++ performs on
par with Fortran in this test, and is sometimes slightly better.

/David



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