What do you guys thing about the P4

W Bauske wsb at paralleldata.com
Thu Apr 5 00:07:14 EDT 2001


Mark Hahn wrote:
> 
> 
>                                 cint2000
> compaq es40 6/866               544
> athlon 1.33, amd760 pc2100      539
> intel P4/1.5 i850 2xPC800       536
> athlon 1.30  kt133 pc133        491
> intel PIII/1.0, i840 2xpc800    462
> 
>                                 cfp2000
> compaq es40 6/866               658
> intel P4/1.5 i850 2xpc800       558
> athlon 1.33, amd760 pc2100      445
> athlon 1.30  kt133 pc133        374
> intel PIII/1.0, i840 2xpc800    335
> 
> it's a shame they don't have kt133a results, since "enthusiast" sites
> report that keeping the FSB synchronous with the dram bus results in a
> nontrivial performance improvement.  I'm guessing it would score
> pretty impressively, around 410/540.
> 

For now, with Athlon at 1.33Ghz/DDR, SPECint is a wash and 
P4 is 25-49% faster than Athlon on SPECfp depending on Athlon
memory system. It all comes down to testing your own app on each 
system to see which one makes sense for your code's behavior 
along with your compiler.

Wes

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