[mythtv-users] XP2100 outperforms my P4-3.2Ghz

[Steve Adeff]

On Wednesday 18 January 2006 12:33, James C. Dastrup wrote:
> >>AMD XP2100 proc
> >>Nvidia FX5200
> >>Fedora Core 3
> >>2.6.10 kernel
> >>Hauppauge PVR250
> >>
> >>P4 3.2Ghz proc
> >>ATI X300
> >>Fedora Core 4
> >>2.6.14-SMP kernel
> >>Hauppauge PVR250
> >
> >Where you using the Nvidia drivers for the XP2100?  I would bet the driver
> > off-loaded some of the playback to the video card.  I would try the
> > FX5200 in the new system with the Nvidia dirvers and see what >happens.
> >
> >Jeff
>
> Even with the offloading that Nvidia drivers do, there is obvisouly some
> sort of problem here.  I have a P4 3.0 with an ATI 9600 (AGP) and I don't
> experience any prebuffering pauses or stuttering, and my CPU will hang
> around 70% during 1080i content.
>
> I also have another frontend with a P4 2.26 and an ATI 9600.  This also
> handles 1080i pretty well, with only minor stuttering when the video first
> starts and CPU about 90%.

were Render or Composite turned on in your xorg.conf? One of them needs to be 
on for Xorg to be able to offload rendering to the card.

-- 
Steve