Laptop GPU artifacts appearing on screen
4.5
Strange shapes, lines, or colors appear randomly on the display.
Symptoms
- Visual glitches
- Screen flickering
- System crashes
Possible Causes
- VRAM failure
- Overheating
- Loose display cable
Step-by-Step Fix
1
Check Temperatures
Monitor GPU heat; high temps cause artifacts.
2
Downclock VRAM
Slightly reduce memory clock speed to improve stability.
3
Test External Monitor
If artifacts persist on an external screen, the GPU is likely failing.
When to See a Technician
Artifacting is usually a sign of failing video memory or a dying GPU core.
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