We had the chance to test the new GeForce 940MX inside a pre-sample of the MSI CX72 notebook. We use the following article to compare it with the old GeForce 940M, show numerous benchmarks and check what games can be smoothly played with the DDR3 version of the 940MX.
http://www.notebookcheck.net/Nvidia-GeForce-940MX-DDR3-Review-inside-the-MSI-CX72.160949.0.html