At least for the OpenGL version, this is expected since stellarium doesn't set OSX 'Core Profile', and specifically set the version to 2.1 in the code. Somehow I don't think this should affect the speed though.
At least for the OpenGL version, this is expected since stellarium doesn't set OSX 'Core Profile', and specifically set the version to 2.1 in the code. Somehow I don't think this should affect the speed though.