You also get a new feature and some bug fixes:
Enhanced the performance and quality of the motion vectors provided by the Motion- Estimation-Only mode of the video encoder, specifically in stereo VR use cases.
Windows 10 Fixed Issues:
[SLI, Geforce GTX 980M] Mirror's Edge Catalyst flickers on Ansel UI when image moved with mouse pointer. 
Windows 8.1/Windows 8/Windows 7 Fixed Issues:
[GeForce GTX 650] Dots on all the characters in Grand Theft Auto 5.