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<blockquote data-quote="ziphnor" data-source="post: 82715" data-attributes="member: 14215">You need the 7600GT to get all the HD features:<a href="http://www.nvidia.com/page/purevideo_support.html" target="_blank">http://www.nvidia.com/page/purevideo_support.html</a>However, the 6150 should handle 1080i without any issues, so something must be wrong. Maybe you are running with a deinterlacing type that the 6150 doesnt support for HD? (ie Spatial-Temporal De-Interlacing). What is the CPU usage during playback? Have you tried recording from the DVB-T card and playing back on another computer?On my HTPC, ive been having problems with my ATi X550 which should handle 1080i playback(MPEG2, not H.264/MPEG4). I can playback in PowerDVD with 30% CPU usage and no problems. However in MP with the same video codec i also get 30-40% CPU usage but the video is jerky. When i disable hw accel in the codec i can playback at 85-90% CPU usage without problems.It seems a bit excessive to upgrade to solve what is most likely a software issue <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite1" alt=":)" title="Smile&nbsp; &nbsp; :)" loading="lazy" data-shortname=":)" /></blockquote>

[QUOTE="ziphnor, post: 82715, member: 14215"] You need the 7600GT to get all the HD features: [url]http://www.nvidia.com/page/purevideo_support.html[/url] However, the 6150 should handle 1080i without any issues, so something must be wrong. Maybe you are running with a deinterlacing type that the 6150 doesnt support for HD? (ie Spatial-Temporal De-Interlacing). What is the CPU usage during playback? Have you tried recording from the DVB-T card and playing back on another computer? On my HTPC, ive been having problems with my ATi X550 which should handle 1080i playback(MPEG2, not H.264/MPEG4). I can playback in PowerDVD with 30% CPU usage and no problems. However in MP with the same video codec i also get 30-40% CPU usage but the video is jerky. When i disable hw accel in the codec i can playback at 85-90% CPU usage without problems. It seems a bit excessive to upgrade to solve what is most likely a software issue :) [/QUOTE]

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