I followed some guidelines that I found here: http://ubuntu- virginia.ubuntuforums.org/showthread.php?t=1141060
Which led me to looking at my "/etc/X11/xorg.conf" file. It was mostly empty, so I added in the following lines, as indicated in the link above. And now everything is running much better. I'm sorry if this was already covered somewhere in this thread. Section "Device" Identifier "Configured Video Device" Driver "ati" Option "DynamicClocks" "on" Option "mtrr" "on" Option "DesktopSetup" "Single" Option "ScreenOverlap" "0" Option "VideoOverlay" "on" Option "OpenGLOverlay" "off" Option "Stereo" "off" Option "StereoSyncEnable" "1" Option "FSAAEnable" "no" Option "FSAAScale" "1" Option "FSAADisableGamma" "no" Option "FSAACustomizeMSPos" "no" Option "UseFastTLS" "0" Option "BlockSignalsOnLock" "on" Option "XAANoOffscreenPixmaps" Option "AccelMethod" "XAA" EndSection -- [ubuntu 9.04] slow unminimizing with ati card and desktop effects enabled https://bugs.launchpad.net/bugs/351186 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs