On Tue, Apr 16, 2013 at 2:23 PM, Pascal de Bruijn <[email protected]>wrote:
> On Tue, Apr 16, 2013 at 1:52 PM, johannes hanika <[email protected]>
> wrote:
> > [opencl_init] device 0 `GeForce GT 240' doesn't have sm_20 support.
> >
> > that means we can't do atomic float adds in global memory which makes the
> > splat kernel fall back to some workaround code which can be terribly
> slow.
>
> Didn't we have a blacklist for these devices?
>
yes, but we only fall back to the slower code path. sometimes that's still
faster than cpu.
j.
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