http://bugs.winehq.org/show_bug.cgi?id=8415
------- Additional Comments From resinence@gmail.com 2007-27-06 10:35 ------- The stuttering issue is due to missing GLX Direct rendering support. Reinstall your NVIDIA drivers. Use the ENVY script http://www.albertomilone.com/nvidia_scripts1.html if you are not confident on how to properly set up your Xserver for GLX.