This segment of the market is dominated by two main semiconductor companies, namely, Sigma Designs and Realtek. Now, Nvidia has jumped into the fray with the Tegra 2 chipset. Undoubtedly, the most famous products using the Sigma chip are the WDTV and the WDTV Live. However, the most powerful ones are the Networked Media Tanks (NMTs) such as Popcorn Hour's PCH-A110 and PCH-C200. With some add-ons, the PCH-C200 can also be considered as a media streamer / Blu-Ray player combo. A slew of media streamers using the Realtek platform have been released in the last few months. The most famous one is the Asus O!Play series. Other interesting offerings include the Xtreamer and the AC Ryan's Playon! HD. The Boxee Box was revealed to be based on the Tegra 2 chipset in CES 2010.

At the end of 2009, Sigma Design had two generations of products going into succesful media streamers, namely the 863x and 865x / 864x series. In all probability, the 865x and the 864x are from the same silicon, with the DRM segments and some video processing units disabled in hardware in the slightly underclocked 865x series. All the products have a MIPS32 processor, with the 863x series sporting a 333 MHz version, while the 865x and 864x sport 500 MHz and 667 MHz versions respectively. The standard USB, Ethernet and SATA connections are available in all the three SOCs, with the 864x also supporting SDIO. In addition to the usual acceleration for H264, VC-1, MPEG-2, DivX and MPEG-1, the Sigma SOCs also supports China's H264 competitor, AVS (864x and 865x only). The only missing piece is support for RMVB. With dedicated audio DSPs, audio codec support is also excellent. Depending on the end-product (whether a hard drive is included in the unit or not), power consumption may vary. While the WDTV (which uses the 8635) has an operational power around 8W, while the WDTV Live (which uses the 8655) has an operational power around 7W. On the other hand, the PCH-A110 (using the 8635) with an internal hard drive has an operational power of 15W. The PCH C-200 (which uses the 8643) is also rated for for a typical operational power of 15W. However, with internal hard drives and the optional Blu-Ray drive, the power draw may momentarily go as high as 70W.
 

 

The WDTV - Based on the SMP8635 Chipset



Though Realtek has had multiple generations of SOCs geared towards this market (RTD1061, and now RTD1073 / RTD1283DD), they have not been as successful as Sigma Designs. The first well-known player using Realtek was from Asus, namely, the O!Play HDP-R1. This uses the RTD1073. Xtreamer, which made waves within the media streamer enthusiast community, when it first arrived on the scene, claims to use a specifically designed RTD128x (the 1283DD), which is nothing but a overclocked version of the RTD1073 with probably some unused PVR functionality built in. From the media streaming viewpoint, the technical capabilities of all these products are the same. The RTD1073 utilizes a 400 MHz MIPS32 host CPU with hardware support for decoding Real Media videos. Realtek provides connectivity options similar to the Sigma Designs SOCs. The Asus model goes one step further and exposes one of the SATA interfaces outside the unit as an eSATA port. The Realtek SOC happens to be not as power efficient as the Sigma SOC, with the Asus O!Play's operational power weighing in at a little less than 10W.
 


The Realtek RTD1283DD
Xtreamer's Secret Sauce
[ Picture Courtesy : User LeFric at mundodvd.com ]


One of the hotly discussed upcoming media streamer is the Boxee Box based on the Tegra 2 chipset. The SOC is based upon a much more powerful dual core ARM Cortex-A9, with a ARM 7 added in for host processor purposes. Standalone, this would beat the MIPS processors in the Realtek and Sigma Design chips hands down. However, Nvidia's HD decode engines have so far been restricted to the PC space, which do not call for a low power implementation. As yet, it is not known what shortcuts have been taken by Nvidia when implementing the decode engine in this space. It has already been reported that high bitrate videos are not supported. How will it stack up against the decode engines of Sigma Designs and Realtek? It will be known soon enough, once the Boxee Box lands in the hands of the reviewers.

Yuixx was one of the highly anticipated local media streamers which never saw the light of day. Based on Intel's CE3100 platform, it represented Intel's one and only shot in this space. Intel has since come out with the CE4100, which is one of the first platforms on which Google TV will run. Though Intel hasn't had much success in the dedicated media streamer market, they now seem to be succeeding at integrating their chipsets into other consumer electronic devices such as TVs and Blu-Ray players. The yet-to-be-released Amino Freedom media streamer is also based on the Intel CE4100. It will be interesting to see how the platform will fare when it reaches the hands of the consumers.

In the meanwhile, the battle between the Sigma and Realtek SOC platforms will become very interesting in the near future. Will Sigma bow down to the requirements of the Asian market and include Real Media support in the future? Will Realtek's roadmap include SOCs with support for dual HD decode? How long will Realtek take to deliver a SDK as stable as Sigma's? It looks to be a pretty busy year ahead for the two companies as they try to encroach upon each other's market share and try to stave off future competition from Nvidia in this space. Sigma already seems to have taken the lead over Realtek with the recent announcement of chips which are 3D enabled.

Pure Internet Service Media Streamers Game Console / PMP / App Processor Based Media Streamers
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  • ganeshts - Monday, June 21, 2010 - link

    Modelworks,

    Thanks for the info. WDTV Live Plus is currently in our labs, and a review will be up soon :)
  • DieterBSD - Monday, June 21, 2010 - link

    > WDTV Live indeed plays the 16 reframe Planet Earth sample,
    > but only if it is off the local hard disk connected to USB.
    > It doesn't play well over wired ethernet.

    That's too bad, since the whole point of a media streamer is
    to get the noisy disk away from the TV/stereo. A conspiracy
    theorist might say that WD wants you to buy a disk.

    Two more things to test: (1) How well do these boxes deal with
    input that is less than perfect? Some mpeg decoders crash.
    (low quality programming) An easy way to generate a less
    than perfect test file is to record some OTA TV using a
    lame indoor antenna. Using the file allows testing all the
    boxes with the same input, so that the test is fair.

    (2) Also, closed captions crash some of the CECBs:
    http://www.avsforum.com/avs-vb/showthread.php?t=99...
  • ganeshts - Monday, June 21, 2010 - link

    DieterBSD,

    Thanks for the link.

    Is it possible for you to link us to some 'faulty' OTA TV recorded videos? We can add them to the test suite.

    Currently we have no plans for testing converter boxes with our test suite, as the requirements for those vary greatly from that of the media streamers that we are trying to cover in this particular section.
  • DieterBSD - Tuesday, June 22, 2010 - link

    > Is it possible for you to link us to some 'faulty'
    > OTA TV recorded videos? We can add them to the test suite.

    I am not aware of any available online. Thus my suggestion
    that it is easy to generate a test file by recording some
    OTA TV using a lame indoor antenna. Or add attenuation
    until the signal/noise drops low enough. This assumes you
    have a computer connected TV tuner card/box available.

    fixed attenuator (available in a variety of values)
    http://www.provantage.com/steren-electronics-201-4...

    variable attenuator (knob):
    http://www.solidsignal.com/pview.asp?mc=03&p=1...\
    %20Variators&sku=853748001293

    variable attenuator (switches (thus repeatable, but more expensive)):
    http://www.solidsignal.com/pview.asp?mc=05&p=S... Equipment&sku=

    These are just examples, not recommendations for these specific products.

    A two-way splitter adds about 3.5 dB of attenuation, a four-way about 7.4 dB, ...

    The harder way would be to start with a good mpeg2 file
    and corrupt it with a binary editor.

    > Currently we have no plans for testing converter boxes

    Sorry, I wasn't clear. Since some CECBs crash attempting
    to decode and display closed captions, perhaps the media
    streamers have similar bugs.

    You could set up a tuner card/box with a multicast/broadcast
    to the media streamers with closed captions on and let them
    run overnight. For completeness both the "analog" and "digital"
    captions should be tested.
  • average_joe - Tuesday, June 22, 2010 - link

    The last time I looked at this product class, I believe I liked the Netgear EVA9150 for it's extensive media support, including DVD ISO. At the time, IIRC, almost nothing could read Bluray ISO, including the EVA9150, which would have made it perfect. Can you include this device in you evaluations?

    My long term goal is to have a media player that can pull from my home NAS and the internet seemlessly, without the need of an additional server (HTPC).
  • ruzveh - Wednesday, June 23, 2010 - link

    Todays media players are also lacking built in tv tune capability. I understand we have different device for the same but still its a good thing to have.

    And i personally dont own a media player of my own but would like to know does the following file format which is shown on the catalog works for file copied on CD's, DVD's, BD Disk Drive via USB or directly via pen drive?

    I would like to connect my Blu Ray drive to media player via usb and has it play all the collection that i have stored on my cd, dvd & blu rays
  • LuxZg - Wednesday, July 7, 2010 - link

    I'd have one addition for testing - PLEASE test the non-English character support in the subtitles. For example "accented" characters in different European languages.

    As for the other things, which have already been listed, do make sure you test the MTS/M2TS container format, and 1080/60p playback. If you'll need "heavy duty" 60p samples, just look for "raw" Panasonic HDC-TM700 videos (MTS, 50p/60p, 1080, H.264, with 5.1 surround).It chokes most software players, so I'm personally very interested in how these stream players support it :) Besides, it's future BluRay spec (well, 60p/1080/H.264 part at least)
  • johnlannock - Saturday, September 25, 2010 - link

    When will you start posting reviews of different streamers so that I can purchase my next few?

    I have one patriot and am not happy with it.

    What do you think of the Argosy products?

    I need 5 of these devices in the near future and do not want to get fooled again.

    I rely on Anandtech to steer me in my purchasing decisions so that I do not suffer from "buyers remorse"

    Thank you
  • turbobeta - Thursday, January 27, 2011 - link

    In regards to the 360 and PS3, you stated:

    "However, such power consumption numbers put these devices beyond my criteria for a media streamer (their original intent was to act as a game console after all), and I will not discuss them any further in this article."

    I think that's a terrible reason to exclude them. These two devices are the most widely available, have modern av hookups, have modern internet connectivity, and have the largest install base.

    Its as if you were stating something ludicrous like "I'm not including pencils in my roundup of greatest writing utensils of all time, because they need to be sharpened, and I will not discuss them any further in this article."
  • dpbrick - Monday, July 18, 2011 - link

    I'm really impressed by your approach in this article: looking at product capabilities and limitations on the basis of their chipsets. This is the first article of its kind I have seen of its kind. Unfortunately, it is over a year old at this point. Has any progress been made in updating it?

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