Re: [AMBER] GTX 780 Ti

From: filip fratev <filipfratev.yahoo.com>
Date: Fri, 22 Nov 2013 20:50:44 -0800 (PST)

Hi Ross and Scott,


>Nice! - Now just wait for the next version of AMBER running on two of
>those cards with peer to peer. :-)

I really wait for the new version ! :) Hope that there will be a great GPU scale! :)  

>If you could possibly run the GB tests as well - TRPCage, Myoglobin and
>Nucleosome it would be really helpful - then I can put them on the website.

Ok, I have never tested GB and observed a significant difference between the numbers in mdinfo and output files for the first two tests. I provide info for both of them (mdinfo is the second one): 


TRPCage = 833.11/ 745.41 ns/day

Myoglobin = 231.62 /222.63 ns/day


Nucleosome =3.99 / 3.99  ns /day


  output file:
|  Final Performance Info:
|     -----------------------------------------------------
|     Average timings for last  249000 steps:
|         Elapsed(s) =      51.62 Per Step(ms) =       0.21
|             ns/day =     833.48   seconds/ns =     103.66
|
|     Average timings for all steps:
|         Elapsed(s) =      51.85 Per Step(ms) =       0.21
|             ns/day =     833.11   seconds/ns =     103.71
|     -----------------------------------------------------

mdinfo:

------------------------------------------------------------------------------
| Current Timing Info
| -------------------
| Total steps :    250000 | Completed :      1000 | Remaining :    249000
|
| Average timings for last    1000 steps:
|     Elapsed(s) =       0.23 Per Step(ms) =       0.23
|         ns/day =     745.41   seconds/ns =     115.91
|
| Average timings for all steps:
|     Elapsed(s) =       0.23 Per Step(ms) =       0.23
|         ns/day =     745.41   seconds/ns =     115.91
|
|
| Estimated time remaining:      57.7 seconds.
 ------------------------------------------------------------------------------




On Friday, November 22, 2013 7:56 PM, Ross Walker <ross.rosswalker.co.uk> wrote:
 
Nice! - Now just wait for the next version of AMBER running on two of
those cards with peer to peer. :-)


If you could possibly run the GB tests as well - TRPCage, Myoglobin and
Nucleosome it would be really helpful - then I can put them on the website.

Thanks for the info.

All the best
Ross

On 11/22/13 12:03 AM, "filip fratev" <filipfratev.yahoo.com> wrote:

>Hi all,
>Some benchmarks of EVGA GTX 780 Ti SC. PCI2.0, CPU 2600K, Cuda 5.0:
>
>DHFR NVE = 126.02 ns/day
>DHFR NPT = 97.24 ns/day
>
>Factor IX NVE =35.76 ns/day
>Factor IX NPT =28.62 ns/day
>
>Cellulose NVE = 8.43 ns/day
>Cellulose NPT = 6.85 ns/day
>
>Regards,
>Filip
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>AMBER.ambermd.org
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Received on Fri Nov 22 2013 - 21:00:02 PST
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