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Maxwell Fire - Max GPU threads

Posted: Tue Apr 17, 2018 2:35 pm
by Laurence Clifford
Hi,

I was just wondering why maxwell fire has a max of 1000 threads in GPU mode?
Is this a hangover from the cpu version or is it limiting the GPU usage to 1000 Cuda cores?

I'm really trying to get a really quick and responsive performance out of the fire window similar to a real time window in Octane.

Is it likely that the fire window will have multi-GPU support when this is introduced?

Thanks

Re: Maxwell Fire - Max GPU threads

Posted: Tue Apr 17, 2018 4:14 pm
by luis.hijarrubia
Laurence Clifford wrote:Hi,

I was just wondering why maxwell fire has a max of 1000 threads in GPU mode?
Is this a hangover from the cpu version or is it limiting the GPU usage to 1000 Cuda cores?

I'm really trying to get a really quick and responsive performance out of the fire window similar to a real time window in Octane.

Is it likely that the fire window will have multi-GPU support when this is introduced?

Thanks
Threads only apply to cpu modes.

And, at least first version of multigpu, is only for maxwell render, not fire.