The ASRock Vision 3D 252B is covered quite nicely with respect to networking hardware. With support for both Gigabit Ethernet and 802.11n, it really doesn't matter if you keep the unit beyond cable reach from the router. All our network streaming tests were carried out with a 300 Mbps 802.11n network (currently provided in my lab location by a RT-N16 802.11n gigabit router from Asus). We were easily able to stream HD clips of more than 50 Mbps. HD YouTube videos and HD Netflix streaming had no issues.

While on the topic of network streaming, let us take a brief look at how the system performs while accessing online video services. We used Flash 11.2 in Firefox with NVIDIA's v301.24 drivers for testing. The first set of screenshots below show the CPU usage while playing back a 1080p YouTube video with hardware acceleration enabled. This is the same clip used in all the other SFF HTPC reviews.

1080p YouTube HD Streaming with Hardware Acceleration (Flash in Firefox)

Netflix streaming, on the other hand, uses Microsoft's Silverlight technology. Unlike Flash, hardware acceleration for the video decode process is not controlled by the user. It is upto the server side code to attempt GPU acceleration. Thankfully, Netflix does try to take advantage of the GPU's capabilities. This is evident from the A/V stats recorded while streaming a Netflix HD video at the maximum possible bitrate of 3.8 Mbps. While the video is definitely not 1080p, we observe that the CPU utilization of around 18% is lower than the CPU usage for a 1080p YouTube video.

Netflix HD Streaming with Hardware Acceleration

Users of media streamers streaming online videos often have to put up with messages of the sort 'This content is not available on TV connected devices' or need to queue up the videos on a PC before accessing them through their media streamer box. HTPC users don't need to worry about any such limitations. On a side note, it is disappointing to see Netflix restrict its 1080p / DD+ 5.1 offerings to the PS3 and Roku 2. It is the PC platform which launched the streaming business for Netflix. It would be good if they do not relegate HTPC users to being second string consumers as their popularity grows.

Generic Performance Metrics HQV 2.0 Benchmarking
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  • LoneWolf15 - Wednesday, May 9, 2012 - link

    As nice as it looks, I'll pass.

    Cool PC, bro --but there are options that will get this job done equally well, for far less. Ones that don't have Asrock's track record for awful customer support if something goes wrong (having owned one of their high-end mainboards briefly, I experienced that personally).

    Less expensive options have desktop CPU upgrade options too. The mobile Sandy Bridge systems currently out aren't upgradeable to mobile Ivy Bridge, so I doubt this is, either.
  • cjmccarthy72 - Thursday, May 10, 2012 - link

    I almost dare not admit to owning one of these- I can imagine the comments especially from the build your own brigade....

    But I got one just before Christmas and it is a real box of joy. I stuck a SSD from my previous HTPC inside it and this goes like the wind. Large photo, music and movie collection load really quick in WMC. Streams HD media with ease. Extremely quiet- the fans on my plasma are more audible!

    Very small- and yet it is truly a one box solution- despite this review I can play most games like Street Fighter IV at full spec on it.

    I live in tiny city centre flat and so yes it is expensive, but it beats having a laptop or desktop on the floor, taking up space. Paired with a soundbar and HD tv it means very little space is taken up with my equipment and so my wife is happy. It means that my AV cabinet is now taken up with more family friendly boxes- Scrabble, Monopoly, Battleships!

    Last, but not least, it has Blu-Ray- now if only Windows 8 supported it natively....
  • allensays - Friday, May 11, 2012 - link

    I can do the same things with my similarly spec'd Asus K73S laptop, then unplug it, go out on the deck or take it to the beach...

    ...For much LESS $.

    What a waste.
  • cjmccarthy72 - Friday, May 11, 2012 - link

    I'm happy for you- no beach or deck where I am I am afraid- & lots of rain at the moment here unfortunately... but also no USA Amazon so no "similarly spec'd Asus K73S laptop". Our Amazon has listed only an Asus K73S- but this only has an i3 cpu, dvd only, 4gb ram only, 320gb hard-drive only - all for $852 equivalent price in dollars. So you clearly have the better deal your end.
    I have a company laptop which sounds like a jet taking off so I like the silence of this HTPC but I also use it as my PVR so want it hooked up all the time- yet hidden away without my family needing to plug it in and hook it up. + I can do some limited upgrades with it. My last HTPC, a Sony VGX-XL, was also relatively expensive- but I had it for over 5 years before I sold it and so thought that was a reasonable investment.

    But clearly for some people this would be a waste- I agree- no argument. However as an owner I thought I would add an opinion about this HTPC, as the majority of comments here only deal with the price.
  • iq100 - Thursday, May 24, 2012 - link

    There are better alternatives to the $50 JRiver MediaCenter game. Did you know that JRiver will charge you again and again for each new release? Worse is their censorship. Criticize them, post about alternatives, and you will be BANNED for life. And they will get their 'commercial friends' to do the same. These folks are NOT like anandtech. They are not about sharing ideas. They add on free GNU softward without embracing the spirit of open source code. They are about commercial money wars. If they were Egypt, or Iran, or Iraq, the would kill your right to speak.
    http://www.youtube.com/watch?v=ltoQwSpHQBA

    iq100
    the best way to delete an idea is to post one of your own.
  • ix400 - Sunday, June 3, 2012 - link

    Or is there an alternative tool for finding out the exact refresh rate of the display?
  • iq100 - Monday, June 4, 2012 - link

    With MPC-HC:
    http://www.homecinema-hd.com/autofrequency_en.html

    iq100
    http://www.youtube.com/watch?v=ltoQwSpHQBA
  • ix400 - Thursday, June 7, 2012 - link

    ... but this tool doesn't show me a precise value of the refresh rate that is actually set.
  • iq100 - Friday, June 8, 2012 - link

    >http://www.exampledepot.com/egs/java.awt/screen_Sc...

    You can do this in java:
    http://www.exampledepot.com/egs/java.awt/screen_Sc...

    iq100
    http://www.youtube.com/watch?v=ltoQwSpHQBA
  • shurik_1 - Thursday, August 2, 2012 - link

    try to create couple of dozen gig archive on another PC. create a parity set. corrupt a few bits. transfer to Vision 3D. try to repair and see for yourself what happens...

    I have complained to ASRock about this and was forced to send entire PC for repairs (no they do not refund shipping costs you have to swallow it). Only change is that BIOS now is 1.10c instead of 1.10. A friend of mine managed to get from their support the actual BIOS without shipping back and indeed it solved his issues as well.

    Now I try to update memory to 16GB and the issue is back. Had to go back to 8GB. It's been over a month since I reported this new issue to them and still no fix.

    Note that they never acknowledged the issue and never posted updated BIOS to their site. Customers data gets silently corrupted meanwhile...

    Other than that is has everything I wanted in HTPC.

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