[mythtv-users] HD on SDTV playback question
indulis.b at au1.ibm.com
Wed Mar 7 04:02:57 UTC 2007
>> You would think that, but on my AMD 64 4200+ X2 939 w/ 2 gigs of
>> memory if I
>> don't use XVMC on my Nvidia 5200 it's unwatchable. It doesn't
>> utilize all
>> the CPU but you can tell it's dropping frames. With XVMC it's
>> beautiful and
>> perfect ~ 20% cpu utilization.
>Wow, something is seriously wrong. Just one of those cores should
>handle the job with ease.
>Are you running any other CPU-hungry apps? If not perhaps your video
>driver setup isn't optimum, assuming that's an AGP video card.
>Are you sure you're clocking the CPU where it should be? Frequency
>scaling might be set up wrong, or the mobo settings?
>I'd try and figure out what's going on because even if it's working
>OK for you something isn't right and it may bite you when you least
I agree- my 1.4GHz clocked sempron handles 576p with ease.
Check that the BIOS has the video card set to use AGP rather than PCI.
Also, you could try the nvidia proprietary driver instead of the open
source one. Though I guess you are if you got XvMC working.
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