HTPC Credentials - Local Media Playback and Video Processing

Evaluation of local media playback and video processing is done by playing back files encompassing a range of relevant codecs, containers, resolutions, and frame rates. A note of the efficiency is also made by tracking GPU usage and power consumption of the system at the wall. Users have their own preference for the playback software / decoder / renderer, and our aim is to have numbers representative of commonly encountered scenarios. Towards this, we played back the test streams using the following combinations:

  • MPC-HC x64 1.8.5 + LAV Video Decoder (DXVA2 Native) + Enhanced Video Renderer - Custom Presenter (EVR-CP)
  • MPC-HC x64 1.8.5 + LAV Video Decoder (D3D11) + madVR 0.92.17 (DXVA-Focused)
  • MPC-HC x64 1.8.5 + LAV Video Decoder (D3D11) + madVR 0.92.17 (Lanczos-Focused)
  • VLC 3.0.8
  • Kodi 18.5

The thirteen test streams (each of 90s duration) were played back from the local disk with an interval of 30 seconds in-between. Various metrics including GPU power consumption and at-wall power consumption were recorded during the course of this playback. Prior to looking at the metrics, a quick summary of the decoding capabilities of the Intel UHD Graphics is useful to have for context.

The Intel UHD Graphics GPU is no different from the GPUs in the Bean Canyon and Baby Canyon NUCs as far as video decoding capabilities are concerned. We have hardware acceleration for all common codecs including VP9 Profile 2.

All our playback tests were done with the desktop HDR setting turned on. It is possible for certain system configurations to have madVR automatically turn on/off the HDR capabilities prior to the playback of a HDR video, but, we didn't take advantage of that in our testing.

VLC and Kodi

VLC is the playback software of choice for the average PC user who doesn't need a ten-foot UI. Its install-and-play simplicity has made it extremely popular. Over the years, the software has gained the ability to take advantage of various hardware acceleration options. Kodi, on the other hand, has a ten-foot UI making it the perfect open-source software for dedicated HTPCs. Support for add-ons make it very extensible and capable of customization. We played back our test files using the default VLC and Kodi configurations, and recorded the following metrics.

Video Playback Efficiency - VLC and Kodi

VLC doesn't seem to take advantage of VP9 Profile 2 hardware acceleration, while Kodi is able to play back all streams without any hiccups.

MPC-HC

MPC-HC offers an easy way to test out different combinations of decoders and renderers. The first configuration we evaluated is the default post-install scenario, with only the in-built LAV Video Decoder forced to DXVA2 Native mode. Two additional passes were done with different madVR configurations. In the first one (DXVA-focused), we configured madVR to make use of the DXVA-accelerated video processing capabilities as much as possible. In the second (Lanczos-focused), the image scaling algorithms were set to 'Lanczos 3-tap, with anti-ringing checked'. Chroma upscaling was configured to be 'BiCubic 75 with anti-ringing checked' in both cases. The metrics collected during the playback of the test files using the above three configurations are presented below.

Video Playback Efficiency - MPC-HC with EVR-CP and madVR

LAV Filters with EVR-CP is able to play back all streams without dropped frames, but madVR is a different story. Almost all streams 1080p and higher see varying levels of significant spikes in power consumption pointing to the decode and display chain struggling to keep up with the required presentation frame rate. Given that the GPU is weaker than the one in Bean Canyon, this is not a surprise. Overall, the Frost Canyon NUC is acceptable for a vanilla decode and playback device without extensive video post-processing.

HTPC Credentials - YouTube and Netflix Streaming Power Consumption and Thermal Performance
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  • TMCHouse - Tuesday, March 3, 2020 - link

    Hmm, I was expecting a real review with benchmarks, not just a system / specifications description. As a note, the people commenting on the graphics are spot on, I purchased one of these systems and the graphics performance is sub par to a NUC8I5BEH system. I've based this upon running multiple benchmarks and the frame rates are better on the older system with the Iris graphics. Unless you require loads of processor cores, you are better off with the older systems.
  • GreenReaper - Monday, March 9, 2020 - link

    I think perhaps you missed the other pages of the article? There are links and a combo box dropdown at the bottom, above the comments.
  • not_anton - Saturday, March 7, 2020 - link

    $600 barebone and they give you a huge ugly generic power brick to save like $10?
    Intel should but one of those Apple NUC minis to see how it should be done.
  • crashtech - Sunday, March 8, 2020 - link

    I can't believe they would regress in GPU! I question the value of the extra cores in such a device instead of improved graphics.
  • fishjie - Monday, November 29, 2021 - link

    Ok I'm glad I read this before buying. I own a NUC 6 skull canyon with i7 6770 and was shocked to see some of the benchmarks beat the new NUC 10. granted my use case is mostly watching netflix on my tv but i would want to game occasionally on it. going to explore some other options. Maybe the NUC 8 i guess. The explanation in the concluding remarks was helpful:

    "However, while the NUC8 was an upgrade over NUC7 in every respect, the Frost Canyon NUC10 slips up a little. Intel's 10th generation U-series processors come in two different versions – the 10nm Ice Lake and the 14nm Comet Lake. Intel's high-end Iris Graphics is available only on Ice Lake, and unfortunately, the Frost Canyon is based on Comet Lake. This means that, for a variety of graphics intensive workloads, the NUC10 actually performs worse than the Iris Plus graphics-equipped NUC8."

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