[RC5] What CPU works best? Also PGP help wanted/ideas...

Jim C. Nasby jim at nasby.net
Thu Sep 2 22:39:53 EDT 1999


As a reminder, the cores are public, and at www.distributed.net/source Feel free
to grab a copy and experiment with stuffing a cracking thread into the FPU :)

Alex Bischoff wrote:
> 
> At 10:03 PM 8-31-1999 , you wrote:
> >Anyway, this reminds me: some time ago when I asked whether any efforts
> >were being put towards making use of 3dnow! instructions for RC5, it was
> >said that the installed base didn't warrant the effort. Is that still the
> >case?
> 
> My understanding is that because the 3dNow accelerates floating point
> (unlike mmx, which helps integer math) not much could be done with it :(.
> 
> However (and I really like this idea) because 3dNow is a separate pipeline,
> it's been theorized that integer math could be simulated with the 3dNow's
> floating point instructions, yielding a slight keyrate increase :).
> 
> PS Any word on the Athlon core?
> 
>   Alex Bischoff, KB3BZG
>  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -
>  mailto:abischof at vt.edu             http://www.vt.edu:10021/A/abischof/
> -------------------------------------------------------------------------
> export-a-crypto-system-sig RSA-2-lines-PERL
> print pack"C*",split/\D+/,`echo "16iII*o\U@{$/=$z;[(pop,pop,unpack"H*",<>
> )]}\EsMsKsN0[lN*1lK[d2%Sa2/d0<X+d*lMLa^*lN%0]dsXx++lMlN/dsM0<J]dsJxp"|dc`
> -------------------------------------------------------------------------
> Proof That There Is Strength In Numbers --> http://www.distributed.net/
> 
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-- 
Jim C. Nasby (aka Decibel!)                                  /^\ 
jim at nasby.net                                               /___\
Freelance lighting designer and database developer         /  |  \
Member: Triangle Fraternity, Sports Car Club of America   /___|___\

Give your computer some brain candy! www.distributed.net Team #1828

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