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#1 2014-05-14 00:12:32

bheinks
Member
Registered: 2011-03-27
Posts: 7

[Solved] Catalyst graphical glitches with dual head setup

Hello all, having a weird issue with my dual monitor setup where graphical glitches make my primary monitor completely unusable. The Tear Free feature of the proprietary catalyst driver is what seems to be causing it:

Tear Free enabled:
MPZEs9Mt.jpg

Tear Free disabled:
JDMzewet.jpg

I can safely enable it with one monitor disabled also. The issue is that without Tear Free enabled, I'm experiencing some serious screen tearing when watching videos and playing games.

My video card is the XFX HD 7970 Double D and I'm using the latest version of catalyst (14.4), installed from Vi0L0's repo. The monitors are the same model with the same specs (1920x1200 @60Hz). I definitely used to be able to use Tear Free with my dual head setup at most a month ago, so some update at some point must have broken it. I temporarily switched back to the open source driver before I had found Tear Free to be the culprit and the performance is still hardly comparable.

Any ideas? Thanks in advance.

Last edited by bheinks (2014-05-15 02:38:45)

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#2 2014-05-14 07:24:18

Rexilion
Member
Registered: 2013-12-23
Posts: 784

Re: [Solved] Catalyst graphical glitches with dual head setup

Maybe try looking at /var/log/pacman.log and see if you can downgrade packages (start with the kernel). See if that works around the problem.


fs/super.c : "Self-destruct in 5 seconds.  Have a nice day...\n",

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#3 2014-05-14 13:26:08

Inxsible
Forum Fellow
From: Chicago
Registered: 2008-06-09
Posts: 9,183

Re: [Solved] Catalyst graphical glitches with dual head setup

bheinks, you have been on the forums long enough to be aware of the forum rules. Make use of an image hosting site.


Forum Rules

There's no such thing as a stupid question, but there sure are a lot of inquisitive idiots !

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#4 2014-05-14 18:33:21

bheinks
Member
Registered: 2011-03-27
Posts: 7

Re: [Solved] Catalyst graphical glitches with dual head setup

Rexilion wrote:

Maybe try looking at /var/log/pacman.log and see if you can downgrade packages (start with the kernel). See if that works around the problem.

Downgrading catalyst to 14.3 seems to have done the job. Thanks for the suggestion, marking as solved.

Inxsible wrote:

bheinks, you have been on the forums long enough to be aware of the forum rules. Make use of an image hosting site.

Sorry, I don't post often and wasn't aware of the rules on images. I'll keep that in mind next time.

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