HTPC Credentials

The 2022 Q4 update to our system reviews brings an updated HTPC evaluation suite for systems. After doing away with the evaluation of display refresh rate stability and Netflix streaming evaluation, the local media playback configurations have also seen a revamp. This section details each of the workloads processed on the Intel NUC13RNGi9 (Raptor Canyon) as part of the HTPC suite.

YouTube Streaming Efficiency

YouTube continues to remain one of the top OTT platforms, primarily due to its free ad-supported tier. Our HTPC test suite update retains YouTube streaming efficiency evaluation as a metric of OTT support in different systems. Mystery Box's Peru 8K HDR 60FPS video is the chosen test sample. On PCs running Windows, it is recommended that HDR streaming videos be viewed using the Microsoft Edge browser after putting the desktop in HDR mode.


YouTube Streaming Statistics

The GPU in Intel NUC13RNGi9 (Raptor Canyon) supports hardware decoding of VP9 Profile 2, and we see the stream encoded with that codec being played back. The streaming is perfect, thanks to the powerful GPU and hardware decoding support - the couple of dropped frames observed in the statistics below are due to mouse clicks involved in bringing up the overlay.

The streaming efficiency-related aspects such as GPU usage and at-wall power consumption are also graphed below.

The Raptor Canyon NUC consumes around 150W in the steady state for YouTube 4Kp60 HDR playback. Total energy consumption for the workload was estimated to be 13.75 Wh.

Hardware-Accelerated Encoding and Decoding

The transcoding benchmarks in the systems performance section presented results from evaluating the QuickSync and NVENC encoders within Handbrake's framework. The capabilities of the decoder engine are brought out by DXVAChecker.


Video Decoding Hardware Acceleration in Intel NUC13RNGi9 (Raptor Canyon)

Both GPUs support hardware decode of all common codecs, including AV1 up to 8K.

Local Media Playback

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. Our Q4 2022 test suite update replaces MPC-HC (in LAV filters / madVR modes) with mpv. In addition to being cross-platform and open-source, the player allows easy control via the command-line to enable different shader-based post-processing algorithms. From a benchmarking perspective, the more attractive aspect is the real-time reporting of dropped frames in an easily parseable manner. The players / configurations considered in this subsection include:

  • VLC 3.0.18
  • Kodi 20.0b1
  • mpv 0.35 (hwdec auto, vo=gpu-next)
  • mpv 0.35 (hwdec auto, vo=gpu-next, profile=gpu-hq)

Fourteen 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 usage, at-wall power consumption, and total energy consumption were recorded during the course of this playback.

All our playback tests were done with the desktop HDR setting turned on. It is possible for certain system configurations to 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 is unable to decode the AV1 clip in hardware, and software decode pushes up at-wall power consumption to 300+ W. Total energy consumption for the workload was determined to be 40.94 Wh.

Similar to VLC, Kodi too was unable to decode AV1 in hardware. Total energy consumption for the workload was determined to be 45.94 Wh.

mpv is able to activate AV1 decoding in hardware, as we see video decoder usage shoot up to 60% for that. Total energy consumption was determined to be 37.19 Wh.

Turning on the GPU scaling algorithms drives up the power consumption numbers a bit. There were no dropped frames, though - only to be expected for a RTX 3080 Ti in the system. Total energy consumption was determined to be 39.38 Wh.

Our plan is to evaluate energy consumption numbers for different local media playback scenarios with different systems in order to determine HTPC efficiency moving forward.

System Performance: Multi-Tasking Power Consumption and Thermal Characteristics
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  • meacupla - Wednesday, December 14, 2022 - link

    I think this is one of the most disappointing NUC extremes released to date.
    It's too large, and it's too boring looking. It's dimensions, and external looks makes it too similar to cheapo mATX business PCs from the likes of Dell, HP, and Lenovo.

    Fractal Design's Ridge is a full 1L smaller, at 12.6L, it looks nice, and it can also fit a similarly large triple slot 335mm length GPU. And it's not like the Ridge does anything special, or use custom parts. It's just a bog standard mITX+SFX using a riser card.

    Intel, please do better next time... Why even use a custom mobo, if you end up using a compact mATX case?
  • rob89353 - Wednesday, December 14, 2022 - link

    Oh no, 8% larger than the Ridge, what a disappointment. ??
    The fact that it's the same size as a boring business PC but has a 13900 and 3080TI is what makes it impressive. It's like you packed a Corvette's V8 into a Chevy Spark.
  • lunchb0x91 - Wednesday, December 14, 2022 - link

    Except it's not even impressive. The Dan case C4-SFX is slightly smaller than this, supports standardized components, and can fit a 3090 in it.
  • PEJUman - Monday, January 2, 2023 - link

    I do like the intel MOBO with dual TB4 with full bandwidth, 10 GBe, 2.5 GBe and 3x M.2 PCI-E 4x.
    Additionally, the OTS option for CPU cooler that fits inside DAN case would struggle at the 150W sustained.

    I'd like INTEL approach here on the motherboard form factor rethinking, but they need some industry support for the case & power supplies
  • meacupla - Wednesday, December 14, 2022 - link

    Yeah, it's massively disappointing, when you can pack a 13900 and 3080Ti into a smaller case.

    Do you know how much 1L is in mini PC terms? You can get a mini PC equipped with a Ryzen 5700G or 6800H in that size.
  • Samus - Thursday, December 15, 2022 - link

    The FT03-Mini can pack a 13900 and 3080Ti into a case of nearly identical volume and it's a 10 year old design that uses a standard SFX PSU, has an optical drive slot, multiple 2.5" and 3.5" drive bays, and provisions for liquid cooling radiator mounting (which is basically required since there isn't room to fit a fist inside the case)

    Unfortunately due to its design, a GPU with a blower is required and those are virtually non-existent anymore.
  • TheinsanegamerN - Wednesday, December 14, 2022 - link

    But there are smaller cases that can do the same thing without the proprietary slots and boards.

    If you're gonna go proprietary not being able to beat the standard cases in size is a pretty big disappointment.
  • powerarmour - Wednesday, December 14, 2022 - link

    So, 'Next Unit of Computing' has now become 'Thin Tower Desktop', if you lay this thing on it's side you can put a CRT on top just like old times...

    That's enough Intel, just stop with the NUC branding now, it's just dumb.
  • GoogleQuizz1 - Friday, December 30, 2022 - link

    The information given in your blog is very useful, thank you sir
  • Mike Lee - Wednesday, December 14, 2022 - link

    The one difference between this NUC and the Fractal Design Ridge (and the new Silverstone MILO 12) is the size of the CPU cooler. The largest CPU air cooler that you can fit in the Ridge is the Noctua NH-L12S, which is a single fan 120 mm cooler. It's obvious to me that the NUC engineering team was playing Tetris when they designed the cooling solution for this NUC. I think they were benchmarking the Noctua cooler to try and come up with something more performant and to also keep the size as small as possible.

    What I hope to see is that intel further supports this design so that in the future we can reuse the power supply and case when we upgrade the compute elements to the latest generation of intel processors.

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