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<blockquote data-quote="EViS" data-source="post: 650145" data-attributes="member: 25256">My <a href="http://ark.intel.com/Product.aspx?id=27250" target="_blank">Core 2 Duo e6600</a> does not have Hyperthreading.I have tested with the following decoders set for H.264 under the Video Codecs tab. Graph Studio confirmed they were all being used by MP. All decoders showed stuttering (freezing) and the video crashing out after a couple of minutes back to the MP GUI.ffdshow DXVA Video Decoder: 25% CPU load (last night was between 30% to 35%)ffdshow Video Decoder: 5% CPU loadCyberlink Video Decoder (PDVD10): Average 5% CPU loadMicrosoft DTV-DVD Video Decoder: 5% CPU loadThe really odd thing is why this doesn't happen on ALL videos?FYI, I only have SAF v5.0 installed on my system. I experience the same stuttering on another system (Windows 7 x64 laptop) with completely different hardware but the same MP/Codec software installation and versions.I have just uninstalled SAF v5.0 and installed SAF v4.0 and everything plays with no stutter! Looks like the FFDSHOW DXVA decoder was at fault. The MPC h264 decoder seems to be working.</blockquote>

[QUOTE="EViS, post: 650145, member: 25256"] My [url=http://ark.intel.com/Product.aspx?id=27250]Core 2 Duo e6600[/url] does not have Hyperthreading. I have tested with the following decoders set for H.264 under the Video Codecs tab. Graph Studio confirmed they were all being used by MP. All decoders showed stuttering (freezing) and the video crashing out after a couple of minutes back to the MP GUI. ffdshow DXVA Video Decoder: 25% CPU load (last night was between 30% to 35%) ffdshow Video Decoder: 5% CPU load Cyberlink Video Decoder (PDVD10): Average 5% CPU load Microsoft DTV-DVD Video Decoder: 5% CPU load The really odd thing is why this doesn't happen on ALL videos? FYI, I only have SAF v5.0 installed on my system. I experience the same stuttering on another system (Windows 7 x64 laptop) with completely different hardware but the same MP/Codec software installation and versions. I have just uninstalled SAF v5.0 and installed SAF v4.0 and everything plays with no stutter! Looks like the FFDSHOW DXVA decoder was at fault. The MPC h264 decoder seems to be working. [/QUOTE]

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