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teeck2000

macrumors regular
Original poster
Jun 20, 2009
155
26
Is anyone else getting graphical glitches, garbled images in Yosemite 10.10.1-10.10.2, with the GTX 980.

It happens after a while of working with graphics apps and sometimes safari images in web pages are all garbled.

I saw these issues on my macbook pro with 10.10 and 10.10.1, but are gone now in 10.10.2.
 

stevedusa

macrumors regular
Jun 12, 2012
151
4
Is anyone else getting graphical glitches, garbled images in Yosemite 10.10.1-10.10.2, with the GTX 980.

It happens after a while of working with graphics apps and sometimes safari images in web pages are all garbled.

I saw these issues on my macbook pro with 10.10 and 10.10.1, but are gone now in 10.10.2.

Can you describe it more in depth? I haven't seen any of the issue so far with mine.
 

netkas

macrumors 65816
Oct 2, 2007
1,198
394
Is anyone else getting graphical glitches, garbled images in Yosemite 10.10.1-10.10.2, with the GTX 980.

It happens after a while of working with graphics apps and sometimes safari images in web pages are all garbled.

I saw these issues on my macbook pro with 10.10 and 10.10.1, but are gone now in 10.10.2.


There was some glicthes with maxwell cards with 10.10-DPx drivers, but none I have seen since 10.10 came out. Check your vram for corruptions.
 

teeck2000

macrumors regular
Original poster
Jun 20, 2009
155
26
There was some glicthes with maxwell cards with 10.10-DPx drivers, but none I have seen since 10.10 came out. Check your vram for corruptions.

How can I check the vram? I will post some photos when it happens again.
 

tinycg

macrumors member
May 8, 2009
94
3
Have a 970 and haven't seen any issues on 10.10.1 or 10.10.2 it's actually been running amazeballs.
 

benjaprud

macrumors member
Apr 9, 2015
92
24
I have the exact same problem with a Titan X since 10.10.3. It happens only in Safari as the same files look fine in Preview.
 
Last edited:

keysofanxiety

macrumors G3
Nov 23, 2011
9,539
25,302
How can I check the vram? I will post some photos when it happens again.

You can reset the VRAM by holding Cmd, Alt, P, R on startup, and continue to hold those keys down until you hear the Apple 'boot chime' 3 times. Then let go. It might be worth trying.

EDIT: Sorry, as mentioned by another poster, that's for the NVRAM rather than the VRAM. Apologies for the confusion.
 
Last edited:

benjaprud

macrumors member
Apr 9, 2015
92
24
You can reset the VRAM by holding Cmd, Alt, P, R on startup, and continue to hold those keys down until you hear the Apple 'boot chime' 3 times. Then let go. It might be worth trying.

That's for the PRAM, not VRAM. As far as I've experienced VRAM malfunction usually generates random and often flickering artifacts or color spots not restricted to images but on random places on the whole screen and/or KP.
 
Last edited:

keysofanxiety

macrumors G3
Nov 23, 2011
9,539
25,302
That's for the PRAM, not VRAM. As far as I've experienced VRAM malfunction usually generates random and often flickering artifacts or color spots not restricted to images but on random places on the whole screen and/or KP.

My bad, I was getting confused with NVRAM (another name for PRAM, I think on Intels rather than PPC) and VRAM.

Sorry for the conflicting advice OP.
 

SDAVE

macrumors 68040
Jun 16, 2007
3,578
601
Nowhere
I've had this problem happen on GTX680 and GTX780.

Do you have the nVidia web drivers installed?
 

troy14

macrumors 6502a
Mar 25, 2008
773
130
Las Vegas (Summerlin), NV
Heh I'm using a GTX 980 on my 5,1 Mac Pro (MVC Flashed) and experiencing the same thing - I actually just sent them a message the other day. Never thought to isolate it to Safari.
 

SDAVE

macrumors 68040
Jun 16, 2007
3,578
601
Nowhere
Are you guys using a UPS?
I added a Cyberpower 1500V UPS and the problem seems to have gone away.

"Expensive fix" but what can we do...
 

TzunamiOSX

macrumors 65816
Oct 4, 2009
1,036
422
Germany
I've had this problem happen on GTX680 and GTX780.

Do you have the nVidia web drivers installed?

Yes, also had this problem under 10.9 with GTX680 before a while. After an Update the problem was gone.

Are you guys using a UPS?
I added a Cyberpower 1500V UPS and the problem seems to have gone away.

"Expensive fix" but what can we do...

Mmmmm, a solution, but why this works? At home i will change the two powercables of my GPU, perhaps it is a funny connection probleme.
 

MacVidCards

Suspended
Nov 17, 2008
6,096
1,056
Hollywood, CA
My dog barked and someone got off the elevator.

Does that mean my dog made the person get off the elevator?

Does that mean the person getting off the elevator made my dog bark?

Or maybe the two things have nothing to do with each other.

My vote is on number 3.
 

giodelgado

macrumors regular
Jan 6, 2008
117
18
My dog barked and someone got off the elevator.

Does that mean my dog made the person get off the elevator?

Does that mean the person getting off the elevator made my dog bark?

Or maybe the two things have nothing to do with each other.

My vote is on number 3.

I have the same problem since I got my Mac Pro, it doesn't bother me a lot but I see it on a daily basis on some images...

GTX 960
 
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