id summary reporter owner description type status component version resolution keywords cc guest host 7531 3D Acceleration fails in Linux guests Technologov "3D Acceleration fails to accelerate many things -- glxgears, Compiz and KDE4 composition desktop. Host: Windows XP, Intel Core 2 Q6600, ATI Radeon HD 3850, VBox 3.2.8 Guest: openSUSE 11.3 x64 Other Affected Guests: openSUSE 11.1/11.2/11.3, Fedora 12, RHEL6 (BETA1) (both 32 & 64bit) a. openSUSE/KDE3: Running ""glxgears"" on openSUSE guests makes them run at 250-500 fps, which is a ""software rendering"" performance. b. openSUSE/KDE4: I have tried to activate KDE4 kwin desktop compositing, but this failed, resetting to 2D mode. How to debug? c. Red Hat/GNOME: Tried to activate Compiz from GNOME menu, but this failed, resetting to 2D mode. How to debug? -Technologov, 29.9.2010." defect closed 3D support VirtualBox 3.2.8 obsolete Linux other