[RC5] Looking for CUDA advice

Steven Nikkel steven_nikkel at ertyu.org
Sun Jun 14 23:55:36 EDT 2009


The memory on the board is pretty irrelevant to client performance. The 
number of stream processors, processor structure (ie 9800 style vs 
gtx200 style) and core clock are what makes the difference.

> I've run 3 different Nvidia cards with the CUDA drivers and Dnetc client,
> and from the cheapo clone 8000 series I was getting really disappointing
> key rates in the 20,000 per second range.  I nabbed an EVGA brand 9800GT
> with 1 GB RAM and saw serious improvement to an average of around 300,000
> keys per second.  Good stuff.  Had the chance to try a BFG Tech 9800GT with
> same 1 GB RAM, and was disappointed to only see about 2/3 the speed of the
> EVGA with the same RAM and chipset.  The BFG Tech card bounces around
> 214,000 keys per second.


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