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Ok here's the deal.. I need to use FGLRX on my laptop, if I don't, either some OpenGL apps don't load, or the performance is poor.. With FGLRX the performance ...
  1. #1
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    FGLRX and 10.10

    Ok here's the deal.. I need to use FGLRX on my laptop, if I don't, either some OpenGL apps don't load, or the performance is poor.. With FGLRX the performance of the app is great and all work..

    However, since Ubuntu 10.10, FGLRX no longer has "smooth" video.. And what I mean by that, even a simple DVD is dropping like 50% of it's frames every second with FGLRX. However, if I use the open source ATI driver, there is no video performance problem and even HD video plays fine, but then GL apps become a problem again..

    In Ubuntu 10.04 FGLRX didn't have this problem. I did try to upgrade to the latest FGLRX 10.12, and every time I try on Ubuntu 10.10, I result with X not starting at all..


    Here's the kicker though, the built in Movie Player with Ubuntu, works fine no matter which driver is used.. Now this wouldn't be an issue for me, but DVD's don't play right in that player, it runs like it's vibrating, but all other video formats work fine..

    I'm at a loss. I gave up Linux a few months ago and wanted to try again, but once again, ATI is letting me down, and this is a laptop, buying a new laptop just because of the GPU is out of the question.

  2. #2
    Linux Guru coopstah13's Avatar
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    whats your GPU? its possible ATI dropped support for your card in the version being used by ubuntu 10.10

  3. #3
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    Its a radeon hd4200 they did not drop support.

  4. #4
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    I tried this PPA to get the newer FGLRX, among other things, and while it does install the 10.12 FGLRX, video performance is STILL slow using the open source drivers..

    https://launchpad.net/~ubuntu-x-swat/+archive/x-updates

    I'm lost at this point.. I just don't get it, it's a tradeoff, do I want poor video performance, or poor OpenGL? Open source is great video but crap GL, and FGLRX is better (not great) GL, but horrible video.

  5. #5
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    Great, left in a ditch again.. Everytime I need help with Linux everyone runs away and doesn't help..

  6. #6
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    I have used Ubuntu 10.10 and have had trouble when i updated from 10.04 to 10.10. However when I reinstalled Ubuntu using 10.10 I had no problem with the FGLRX driver installing correctly.

    To your second-about the 10.12 driver I had the same problem and could not get it to work. I am using a ATI hd4850.

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