10-50% CPU used by xorg?

Michel Dänzer michel at tungstengraphics.com
Thu Feb 21 05:26:52 PST 2008

On Thu, 2008-02-21 at 14:14 +0100, Clemens Eisserer wrote:
> >  > Since no one has mentioned it, TTF font rendering with subpixel
> >  > smoothing and all the jazz is very, very cpu intensive.
> >  > gnome-terminal defaults to using TTF, and a large scrolling terminal
> >  > will easy eat most of one Core 2 proc.  Switching your terminal font
> >  > to "fixed" can increase this by orders of magnitude.
> By the way, the proprietary NVidia driver is so far the only driver
> which accalerates subpixel antialiased glyphs in hardware.

EXA also has some acceleration for them.

Earthling Michel Dänzer           |          http://tungstengraphics.com
Libre software enthusiast         |          Debian, X and DRI developer

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