Can you provide your CPU and GPU make and model, and perhaps a small video showing your experience with the current Public release and the new Public Preview build so I can see a side by side of your discovery, thanks!
PC SPECS: Windows 8.1 Pro 64-bit, Intel Core i7-5930K (PASSMARK:13645), NVIDIA Geforce GTX 980 GPU (PASSMARK:9762) , 32GB RAM