I have a 2GB Nvidia 750GTX Ti, and I can't get Cura to launch. I get an error message: Could not probe OpenGL. This program requires OpenGL 2.0 or higher. Please check your video card drivers.
I'm running current NVidia drivers (445.75), so I know I've got more than enough OpenGL support. I've tried redownloading (the file hash is the same), and reinstalling, but that did not make a difference.
David F.