Community Manager

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56.9K Posts

November 20th, 2018 13:00

You must find an AMD GPU based PC before we can assist in troubleshooting.

Dell is not going to test/validate the following Dell AMD FreeSync monitors (AW2518HF, D2719HGF, S2418H/HN/HX/NX, S2419HM, S2719DC, S2719DGF, S3220DGF) with Nvidia video cards, drivers, or the usage of Nvidia G-Sync.

When using any of the above Dell AMD FreeSync monitor with an Nvidia video card, all Dell will do is verify that the AMD FreeSync monitor functions correctly at its maximum resolution using 60Hz.

Dell will only test/validate/support the usage of AMD FreeSync and greater than 60Hz with AMD video cards that have an HDMI 2.0 out port or DP 1.4 out port.

2 Posts

November 20th, 2018 21:00

Thanks Chris,  but that's just silly? 

What does that have to do with the issue below, as although it means I lose the Active Sync functionality (which if I understand only really comes into play when trying to run 240Hz) that comes with having an AMD GPU with the screen, that shouldn't cause the fuzzy effect?

I mean if I drop the setting to a 60Hz or 144Hz monitor then technically the Freesync functionality doesn't even really come into play?  But I still have the same Fuzzy / snowy effect.

Ok, so let's say, based on the policy, that I wish to run on 144Hz.  Then why would I still have this issue as I'm not trying to run on 240Hz with Freesync?

Thanks

Community Manager

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56.9K Posts

November 21st, 2018 04:00

I stated the Dell Support policy to which I must adhere. Hopefully, another AW2518HF owner who is mixing Nvidia hardware can join in on this thread and post their findings.

1 Message

November 29th, 2018 13:00

Chief Blur Buster here. I work with monitor manufacturers and I want to point out an observation:

All FreeSync monitors should work with NVIDIA GPUs but without FreeSync.

All GSYNC monitors should work with AMD GPUs but without G-SYNC.

From my experience, other monitor manufacturers policy is to support all GPUs when all "extra features" are turned off.   I'd be surprised if Dell made an exception and refused technical support based on GPU discrimination.  The fundamental subset (e.g. basic display) should work, and should not have glitches (e.g. half-resolution graphics) -- such as the common problem of Single-Link DVI cable versus Dual-Link DVI cable.  Or a different kind of glitch. There are many troubleshootable items.

Basically, the monitor enhancements are unlocked/enabled by the GPU (e.g. G-SYNC, ULMB, FreeSync, LightBoost) through DRM-protected signalling over the display cable, like the DDC/CI data channel (VESA MCCS VCP codes and/or encrypted data streams).  However, general display (fixed-Hz operation) should be able to work regardless of GPU.

So, my suggestion to Dell is to re-evaluate warranty support and make sure that the checklists covers common issues that are GPU-agnostic (it could even be screenshot-based -- the "half-horizontal-resolution" single-link DVI graphics is very distinctive looking, unmistakeable).  Having a catalog of common GPU-independent defects that are definitely historically fully confirmable monitor-related or cable-related regardless of GPU -- would speed up tech support, improve dell reputation, and help solve more problems faster.   For Dell employees, please forward this post to the appropriate contact at Dell.  Thank you,

Mark Rejhon
Founder, Blur Busters / Inventor of TestUFO

1 Message

May 30th, 2021 14:00

This happened with my monitor, the solution that worked for me was plugging the hdmi cord from "hdmi2" to "hdmi1" in the back of the monitor, kind of silly but Dell didn't put in some sort of fix for that

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