Technical Report: OpenGL 3.1 for Windows 7 (64-Bit) OpenGL 3.1 is a cross-platform graphics API used for rendering 2D and 3D vector graphics. On Windows 7 64-bit, OpenGL is not a standalone software you "download"; rather, it is integrated into your graphics card drivers

AMD drivers are packaged to support a wide range of OpenGL versions.

Before you search for "Opengl 3.1 Download Windows 7 64 Bit," you need to see what you currently have. You might already have version 4.0, and the software is looking for the wrong path.