window resizing issue with composite extension

Rui Tiago Cação Matos tiagomatos at
Mon Apr 28 02:36:41 PDT 2008

On 27/04/2008, Steve E. < at> wrote:
>  I've read about the performance problem when resizing windows in a
>  composited environment and I'am having this trouble too. Currently I'm using
>   * Athlon XP 2600+ Barton
>   * Via KT400
>   * GeForce 7600 GS AGP 8x
>   * 7.2
>   * nvidia 169.12

nvidia blob discussion should be at

>  I have configured my xorg.conf with nvidia-xconfig which puts following
>  lines in my original config file which was generated with sax2:
>  Section "Screen"
>     ...
>     Option         "RenderAccel" "True"
>     Option         "AllowGLXWithComposite" "True"
>     Option         "AddARGBGLXVisuals" "True"
>     Option         "DamageEvents" "True"
>     ...
>  EndSection

You don't need any of those options (those are already the defaults).

>  Section "Extensions"
>     Option         "Composite" "Enable"
>  EndSection
>  Independently from the other options my window resizing performance is
>  very bad when having Composite enabled.
>  Is it still an actual problem or do I have to update my software
>  packages somehow or buy new hardware components? So what can I do or not?

nvidia's blob 2D performance (especially XRender) is nothing to write
home about. Have a look at the nvnews forums.


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