Problem with resolutions/144hz on my monitor

randomname6969

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My monitor has been acting up recently. I spent a few hours trying to fix my monitor since it got a black screen. I found out that the problem was with my monitor using 144hz. It is a Asus vg248qe so It definitely can go 144hz, but whenever i set it at 144, it ends up having massive screen tears and goes black every few seconds. I have a Gigabyte GTX 970 windforce, and again, my monitor is the ASUS vg248qe
 

shoe59

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Try a dual-link DVI cable (my vg248qe came with one) to rule out the cable being the issue. or another displayport if you haven't tried this already.

When is this problem occurring, only while gaming? Which game(s)?

CPU / mobo / PSU / RAM?
 

randomname6969

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I am currently replacing the display port that im using with the dvi cable. Whenever i plug in my dvi cable and the displayport cable at the same time, my monitor just shuts off and it loses all signals to the cables. This is occuring to league of legends and some other games haven't been affected but i havent tested with the other games.

CPU=Intel i5 6500
mobo= Asus Z170-E
PSU=Corsair CX500
Ram= Hyperx Fury Black 8gb 2400mhz
 

shoe59

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why would you plug both cables in at once? Note: must be 'dual-link' DVI cable for 144hz

I assume when you say "set it at 144hz" you mean in Windows, not in-game? right-click desktop > display settings > scroll down > advanced display settings > scroll down > Display Adapter Properties > Monitor Tab

The monitor itself has an Input Select if you hit the Menu button > choose DVI or Displayport whichever you are using

 

shoe59

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"My monitor has been acting up recently" so it was working at 144hz at some point?

When did this problem begin? Can you pinpoint any software/hardware/system changes that would have caused it?

Overclocking CPU or GPU?
 

randomname6969

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Yea my monitor recently started doing this and it was a few days ago. I didnt install anything or have any system updates/changes and it randomly started happening during my league game. At first everything was fine, but around 5 minutes in, my screen started bugging out and the textures started warping and basically after that, there were bars of static.

My cpu isnt overclockable so thats already out of the situation. My GPU was overclocked long before this started happening. I also undone the overclocks after my screen started bugging out and i reset all of the clocks back to normal. That didn't fix anything and its still going on now.
 

randomname6969

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And you assumed right. When i changed the monitor settings to 144 hz, i changed it through nvidia's control panel instead of the regular display settings. I tried using the dvi by plugging it in simultaneously with the displayport because earlier, the monitor wouldnt turn on at all. My computer wouldnt even identify it. So when i plugged in the DVI cable to test if my monitor still works, that was a bit after i fixed the problem with my monitor not being on at all. So when i plugged in the dvi cable with the displayport still in and somewhat working, the monitor just shut off and i had to unplug the dvi cable and restart my computer.
 

shoe59

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So you got your monitor 'working again'. when did it stop working?

tried swapping out your GPU to see if that is the problem? Unfortunately that's what it sounds like to me - when you start hearing 'Artifacts' and black screens...

At the very least it's worth a shot to rule it out as the issue.

 

randomname6969

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it stopped working during a league of legends game. And I dont have any extra gpu's