[Bf-cycles] Recent builds crashing - Cycles CUDA rendering

Wolfgang Fähnle wfaehnle at freenet.de
Tue Jan 10 09:41:24 CET 2012


Hi, may it is a good idea to test with the file from BA to get comparable  
results,
if you have the time :).
http://blenderartists.org/forum/showthread.php?239480-2.61-Cycles-render-benchmark

Cheers, mib




Am 10.01.2012, 09:18 Uhr, schrieb Le Jardin Digital  
<contact at lejardindigital.fr>:

> Hi
>
> this morning, i replaced the GTX 285 with the GTX470 from my other
> machine ( s o that the system has 2 x GTX470 ) and results are here:
> render time: 8.03 secs ( 10.3 secs with only one ( the fastest GTX470 on
> PCIe 16x) ):
> Not 2x ( it is normal because of the PCI express speed different: 4x and
> 16x) but a real gain this time !
> You were right, Thomas, about the GTX of the same generation...
> i didn't have the time actually to test other scenes but perhaps results
> will be better (because this one has a lot of bitmap mapping...)
> Thanks
>
>
> Le Jardin Digital a écrit :
>> Hi
>>
>> thanks for the info but apparently the 43233 build didnt' have this  
>> option.
>>
>> Just intalled the last build 43239 and this one has this menu. But:
>>
>> when i choose 'GTX470 and GTX285', rendertime is 15.23 secs
>> whith only GTX470 selected, it takes only 10.2 secs...
>> sure it will be improvments for future versions... anyway thanks again
>> for this exeptionnal work.
>>
>> regards
>> Vincent
>>
>> my system: GTX470 1.3gb + GTX 285 2gb / win 64 / drivers nvidia 285 whql
>>
>> Thomas Dinges a écrit :
>>
>>> Hey,
>>> yes it's inside the User Preferences. Go to the system tab there, there
>>> is the Compute Device setting.
>>> Choose CUDA and then in the drop down beneath which card(s) to use.
>>>
>>> Regards,
>>> Thomas
>>>
>>> p.s Please dont sent mails as html to this list, thanks!
>>> _______________________________________________
>>> Bf-cycles mailing list
>>> Bf-cycles at blender.org
>>> http://lists.blender.org/mailman/listinfo/bf-cycles
>>>
>>>
>>>
>>
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>>
>
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