For the record: This seems to be the most current AMD graphics driver you can get to install on an early 2011 Macbook Pro with a RADEON HD 6750 graphics card.

http://forums.guru3d.com/showthread.php?t=353265

I got this from @asder00

All I can say so far is that it installs. Did not test any 3d applications, i.e. games.