How to check how many openGL version your Graphic card support with software - YouTube
OpenGL 4.2 released, drives DirectX further into the ground | Extremetech
What's OpenGL? How does it affect the graphics, and is there any way to use a higher OpenGL even when your computer supports only a specific one? - Quora
Rewritten OpenGL drivers make AMD's GPUs “up to 72%” faster in some pro apps | Ars Technica