Went to the #winehq IRC channel and was told the following: > your issues are 1) running a game with a native version in wine > 2) not having working 3d at all > or actually, not having 640x480 The offered solution was to run the game with the following command switch: Code: +set r_fullscreen 0 This works fine - RtCW now runs flawlessly. I'll add a note to the AppDB with my experiences. Credit to Kevlarman for the solution. S.