This might not be 100% correct, but octane is I think simply optimized for cuda, and NVidia optimizes all their cards at least partly for cuda. On Feb 15, 2013 1:42 AM, "Leoung O'Young" <digim...@digimata.com> wrote:
> Interesting thread, is Octane optimized for the GTX 600's series of card? > > On 2/14/2013 2:52 PM, Toonafish wrote: > > oops, that was s typo. It's a GTX 680 with only 1536 cuda cores. > > - Ronald > > > On 2/14/2013 20:39, Steven Caron wrote: > > thats a nice machine! > > you said you had a geoforce GTX 960. do you mean 690? > > http://www.nvidia.com/object/graphics_cards_buy_now.html > > http://www.maximumpc.com/article/features/geforce_gtx_690_nvidias_dual-kepler_videocard_benchmarked > > if so, that is over 3000 cores! > > > On Thu, Feb 14, 2013 at 11:26 AM, Toonafish <ron...@toonafish.nl> wrote: > >> scene file : https://dl.dropbox.com/u/4271217/Arnold_Classroom.rar >> >> I'm rendering on a 6 core i7 3930 overclocked to 4 Ghz, so Arnold is >> using 12 threads. With AA set lower the DOF is very noisy. But you're >> right, maybe I could lower the diffuse samples a little. >> >> - Ronald >> >> >> On 2/14/2013 19:11, Steven Caron wrote: >> >> mind sharing that scene ronald? did you set the AA to 10 because of DOF? >> cause on a still image i wouldn't use that high of AA with that high of >> diffuse samples. >> >> as you knew, with more optimizing you probably can get better result. >> but octane is pretty awesome to be able to do what its doing for you, and >> with the graphics card having sooo many little gpu processors i think it >> will always outperform arnold in a scene like this. >> >> so, how many threads did arnold use? cause if you only have 2 core proc >> then i dont see that being entirely fair. i see the value of octane and a >> graphics card purchase over an arnold license and a machine with the same >> number of processors as in your graphics card. >> >> s >> >> >> On Thu, Feb 14, 2013 at 9:34 AM, Toonafish <ron...@toonafish.nl> wrote: >> >>> Arnold took 2 Hours and 10 minutes with 5 Diffuse bounces and AA set to >>> 10. Setting the diffuse bounces to 16 as in Octane was just slowing Arnold >>> down too much. >>> >>> >>> https://dl.dropbox.com/u/4271217/Arnold_Classroom_AA10_DiffSamples-7_DiffRays-5_2h-10min.png >>> >>> Still some fine noise in the DOF, and weird aliasing artifacts in the >>> high contrast areas around the windows and the lights. >>> >>> - Ronald >>> >>> >>> >> >> >> -- >> Ronald van Vemden >> ----------------------------------------------- >> 3D Graphics & Animation >> Cyberfish Laboratories | www.cyberfish.nl >> Toonafish | www.toonafish.nl >> tel. +31(0)20 5289291 >> fax +31(0)20 5289292 >> email: ron...@toonafish.nl >> >> > > > -- > Ronald van Vemden > ----------------------------------------------- > 3D Graphics & Animation > Cyberfish Laboratories | www.cyberfish.nl > Toonafish | www.toonafish.nl > tel. +31(0)20 5289291 > fax +31(0)20 5289292 > email: ron...@toonafish.nl > > >
