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Subject: Re: Shreddermark linearity

Author: Geoff Lane

Date: 13:58:34 02/11/04

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On February 11, 2004 at 16:34:05, Roy Eassa wrote:

>My PC is a 1.2 GHz Athlon.  I get a ShredderMark of 556 / 128k nps when Shredder
>8 is set to 190k hash.
>
>I just bought a cheap very Dell system that usess a 2.8 GHz Pentium IV.  I
>figured it would be less than twice as fast.  Instead, I get a ShredderMark of
>2227 / 297k nps (also using 190k hash)!
>
>First, why is the ShredderMark 4x as high when the integer performance of the
>CPU should be less than 2x as high?
>
>Second, why isn't the ShredderMark's improvement proportional to that of the
>nps?

You don't say which version of Shredder you are using. Whichever it is, the nps
of the 1.2 GHZ Athlon looks wrong (far too low), while the nps of the 2.8 GHZ
PIV maybe about right.



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