Mailing List AE-List@media-motion.tv ? Message #46301
From: rendernyc <rendernyc@gmail.com>
Subject: Re: [AE] New iMac video cards and CS 6
Date: Wed, 24 Oct 2012 10:47:25 -0400
To: After Effects Mail List <AE-List@media-motion.tv>, mylenium@mylenium.de <mylenium@mylenium.de>
General performance should be pretty good on those

for CUDA raytracing in AE its mostly about how many cores and their speed and then how much VRAM.
The desktop cards have performed as good as the quadro in that regard

640 / 650/ & 660 have 384 cores

675 has 960

680 has 1536

They are probably are all underclocked compared to their desktop conuterparts

the retina macbook GT650M was a touch faster than a 12 core macpro with the Quadro 4800 (the slowest of the supported cards) both about an hour to render the scene
Without a CUDA card the 12 core macpro take close to 7 hours to render the same scene


In comparison a GTX670 (also Kepler based) with 1344 cores, 3.5X more than the GT 650M, rendered the same scene about 3.5X faster (this was in a 2008 macpro)

not exactly apples to apples but the higher end cards should perform pretty well, with the base cards at least making raytracing usable.


You can see our latest chart here btw


On Wed, Oct 24, 2012 at 7:50 AM, mylenium@mylenium.de <mylenium@mylenium.de> wrote:
The 650M is already supported in teh latest 11.0.2 update because of the MBP Retina thing. The otehrs may work by hacking the text file.
 
Mylenium
 
[Pour Mylène, ange sur terre]
-----------------------------------------
www.mylenium.de

Chris Zwar <chris@chriszwar.com> hat am 24. Oktober 2012 um 12:36 geschrieben:
> So I'm reading about the new iMacs that have just been released, on my old iMac which is well over 4 years old... just wondering how the dinky little video cards that Apple usually slips in them will fare with CS 6? I know that some of you have been doing all sorts of benchmarks and comparisons between the various discreet nVidea cards around, are you able to guess how the new iMacs will compare?
>
> From skimming the usual news sites, it looks like the base iMac comes with a GT 640M, with the option for a GT 650M.
> The 27" models come with a GTX 660M, with the option for a GTX 675MX, or the highest spec of a GTX 680MX with 2GB video ram.
>
> That's all Greek to me so just wondering if it makes more sense to anyone else?
>
> I assume these are mobile parts and so I'm not expecting Quadro-like performance in a consumer desktop machine, but the price to performance comparison of a new iMac to a tricked out MacPro is usually very attractive.
>
>
> -Chris
> +---End of message---+
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