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General Discussions

Skyshaper
Journeyman III

RX 7800 XT render artifact \ issues in Unreal Engine 5

Hi Team Red!

Returned to you with another portion of issues, but now with RX 7800 XT

1.The main problem with NAVI 32 chips in Unreal Engine 5.4 and 5.5 where we are observing weird artifacts after camera rotation, it could be white or black spots which slowly disappeared on a wall. And it is not UE Lumen problem. It is chip specific issue (hope it is driver not chip architecture itself). Why I'm sure about NAVI 32, because we also made tests in an office on 7900XT and 7900XTX machines which hadn't such issues. All machines with RX 7800 XT behaves in engine same way.

2. Specifically on Windows 11 with enabled option to hide toolbar if we make Unreal Engine window fullscreen and hover mouser over menus we facing incredible fps drop inside it all menus became just laggy as f...k . It is very old bug, almost an year we are struggling with it.

 

I recorded video so you can check both problems on Vanila Unreal Engine.

https://youtu.be/r2ejQJmee3E

 

On all machines we use latest version of graphic card drivers. If you will need any additional info, just contact with me, please.

img-2024-11-21-01-24-57.png

img-2024-11-21-01-25-09.png

2 Replies
SandroKornely
Journeyman III

hehe, on nvidia GPU you get higher framerate and stable frame!
But no kidding - the problem is actual and it is urgent to fix it, otherwise the last AMD fans will choose the other side

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Eyner
Adept I

There are many reasons to chose NVIDIA instead of AMD, the red team must do better in every aspect: upscaling, raytracing, drivers...

i mean why antilag2 is not implemented in the sponsored game? and let's not forget the mess they did with antilag+ (they can't coop with developers)

Moreover, why all the recently released games are not supported by dedicated drivers?

why AMD has troubles with UE5 which is the most common engine?

How it could be that INTEL with its first released graphic card has better raytracing performance and better upscaling? Why Intel cards have a better media engine and on the other hand AMD suck for streaming?

how i could pay 1K for the 7900XTX if i am demolished by a 600$ RTX 4070 super if i switch on raytracing? why i should pay 1K if the RTX4060 streams better than the RX7900XTX?

why the AI accellerator in the 7000 serie are never been used? they are pushing technologies like radeon boost which is useless or HyperRX which is for no reason 7000 exclusive and useless anyway. Let's talk about AFMF2 2.0 which is a good tech but... it's already passed by FSR3 and DLSS3 and will became useless in the next year cause all the new titles will implement FSR frame gen and DLSS frame generation.

Seems that everything they do is wrong and the lack of a new high end tier card in the next generation will push many enthusiasts to buy NVIDIA... And if INTEL does well its job also who wants to buy a budget card to play or to stream or to handle raytracing in modern titles will buy INTEL. 

There's something wrong in the radeon company

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