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Amd Crossfire Working With Dx11


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#1 ShredBird

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Posted 18 March 2014 - 08:54 PM

Hey everyone, good news!

I doubled my framerate in MWO in DX11 mode by setting my Crossfire mode to "Crysis3.exe". In DX9 this causes flickering artifacts, but in DX11 there are no artifacts, just higher framerates! :P

My setup:

i7 4770k
2x Radeon 7870 2GB
16GB DDR4 2400
Windows 8.1 x64 Professional
Catalyst 14.2 Beta Drivers

Try it out and post your results!

Edited by ShredBird, 18 March 2014 - 09:03 PM.


#2 monk

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Posted 19 April 2014 - 08:09 PM

Profile seems to be working for me. I haven't tested much yet, but there is some improvement, for sure. Wish I'd seen this thread earlier.

i7-2600K (oced at 4700)
2xRadeon 6950
16GB ram
Windows 7x64
Catalyst 14.3 Beta Drivers

#3 monk

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Posted 19 April 2014 - 10:41 PM

So it ran for a while. I get serious slowdowns from 60FPS at the start of a match to often 30 in the middle. It feels like there is a memory leak or something degrading the performance throughout the rounds. I had one crash to desktop as well. Performance was significantly worse than in dx9, however, even with the addition of the second 6950. For me...it's currently not an improvement (though I like the look of dx11). I hope they put some work into making it more stable and optimized. It would be a lot of benefit to a lot of folks.

#4 ShredBird

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Posted 23 April 2014 - 08:42 PM

Yeah, DX11 with 2 cards runs about on par with DX9 with just one. The difference being you might be able to squeeze in some AA in DX11 mode.





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