[Bf-committers] CUDA toolkit has been bumped for official builds
blender at dingto.org
Wed Feb 17 22:13:28 CET 2016
Fermi cards. (Geforce 4xx, 5xx). These cards are a bit slower now with
the new Toolkit. But that should be within reasonable limits (5%).
Am 17.02.2016 um 22:04 schrieb Aaron Carlisle:
> What defines a card being "old"?
> On Wed, Feb 17, 2016 at 9:37 AM, Sergey Sharybin <sergey.vfx at gmail.com>
>> After dealing with some bug reports about major speed loss we decided it's
>> better to scarify few percent of performance on an older cards and simpler
>> scenes (varies a bit, but it's all within 5%) than have major speed loss on
>> higher end cards and more production scenes (up to 30% easily).
>> This means Cycles CUDA kernels can still be compiled with toolkit 6.5, but
>> official builds will be done with toolkit 7.5.
>> Dealing with 5% speed loss is easier than with 30% anyway, but honestly i
>> don't think we'll have time for that before 2.77 release. Think we've got
>> enough new features to compensate that :)
>> With best regards, Sergey Sharybin
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