Unreal Engine Issues

UE-57359

Graphic Artifacts on AMD GPUs When Mesh is Scaled to Large Size

Graphic Artifacts on AMD GPUs When Mesh is Scaled to Large Size

UDN
Description

This issue has been observed in 4.18.3 as well as 4.19. See attached screenshot showing scene from 4.18 on Nvidia, compare to attached GIF showing same scene on AMD card.

Steps to Reproduce

On machine with AMD GPU:

  1. Open new empty level
  2. Select 'Floor' static mesh
  3. Scale up to 10000x10000 in X and Y
  4. Look around at Floor

Result: Blurry, flickering artifacts on mesh (See attached GIF)

Expected: Mesh is not blurry with artifacts, looks same as on Nvidia GPU

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Won't Fix
ComponentUE - Graphics Features
Affects Versions4.18.3, 4.19
Target Fix4.20
CreatedApr 5, 2018
ResolvedApr 17, 2018
UpdatedApr 30, 2018