I think it may be related to direct rendering being available or not: glxinfor | grep direct
NVIDIA GeForce FX 5500 - direct rendering: No - behaves as described in the previous post NVIDIA GeForce 6200 - direct rendering: Yes - window drawing is always fast (both with compiz and without it) - video playback is OK without compiz. - video is corrupt (just a colour pattern) with compiz on in both totem an gxine. Can you check your direct rendering configuration? -- kde apps draw very slowly https://bugs.launchpad.net/bugs/137401 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs