If your PC is using CPU instead of GPU, check your cable connections. Use the fixes provided in this article to resolve this issue.
When launching Minecraft (Java Edition), you may get OpenGL Error 65543 and the game won’t start. This happens when Minecraft can’t create the OpenGL ...
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3 signs that you need a new CPU instead of a GPU
When you experience lower average frame rates or FPS drops, it's easy to assume that your graphics card is the culprit. After all, it's the main component that drives the visuals while you're gaming.
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