[mythtv-users] High X CPU usage with 8400GS
bolek-mythtv at curl.com
Thu May 28 16:24:51 UTC 2009
Jim Stichnoth wrote:
> I know that I'm not using VDPAU yet. I'm just surprised that under
> non-VDPAU conditions, this VDPAU-capable 8400 card causes so much CPU
> load compared to the 7200 card. I'm wondering if this is related to
> the fact that the 8400 is a PCI version -- maybe the CPU is maxed out
> by sending the decoded 720p video stream over the PCI bus, which
> presumably wouldn't happen when VDPAU is doing the decoding.
Yes, this is quite possible. PCI cards are really only good for VDPAU.
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