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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  • twol - Monday, June 14, 2010 - link

    I think the review would have gained from the author having looked at some of the user forums for this area - e.g. Mpcclub, avsforum - where there is a wealth of information on these devices and their popularity, some of the most popular are not mentioned in this article unfortunately .
  • ganeshts - Tuesday, June 15, 2010 - link

    twol, Thanks for the tips. I am quite active on AVS Forums, and I also keep a lookout for HiJack's posts on MPCClub.

    Our readers would hugely benefit from the content on those sites, but our reviews and analysis are intended to complement the content on those forums.

    To the best of our knowledge, there is no English review site which has a standardized test suite for media streamers. We intend to create one with the help of our readers. This is only part of the story! You will also get Anandtech's unique style of SoC and system analysis in the reviews and articles. I hope this will help consumers to identify whether a company is just plain lazy, or the base hardware platform doesn't have enough power for a certain task when they demand features from their media streamer.
  • Golgatha - Monday, June 14, 2010 - link

    A bit of background:

    I recently purchased a newer and bigger home. At my last residence I had just my 32in Sharp Aquos (for my HTPC) and 22in TV/Gaming Rig Samsung monitor as the only screens in the house. At my new residence we plan to use the old Sharp Aquos TV upstairs, buy a newer and bigger TV for downstairs, and install a smaller TV in the kitchen area. I transcode my DVDs to MP4 with the audio left untouched for the most part. I also stream Pandora, Netflix, Hulu, YouTube etc. through TVersity.

    Current day:

    I just recently got my GbE network set back up downstairs and have my XBox 360 and PS3 streaming content from a Tversity DLNA server to my main 32in TV (we plan to buy something bigger and put this one upstairs above the fireplace) and 22in HDTV/Monitor at my PC. This is mainly for my family's benefit, as I just watch videos directly from the HTPC on my main 32in HDTV, while navigating around with a Logitech DiNovo Mini. For the 2 new upstairs locations, I had some choices to make.

    Location 1 - 32in Sharp Aquos 1080p HDTV

    Basically for $100-$150 more than a local network enabled streaming box, I can put a 120GB PS3 behind my 32in HDTV and control everything with a PS3 Bluetooth remote, which doesn't need line-of-sight transmission to work. This is advantageous because we can play all our Blu-ray disc content and all our streaming media from one device. Also, the space for this TV is above a large fireplace, so line-of-sight transmission would require standing up and lifting the remote in the air to change anything. Not acceptable for a sitting room and the Bluetooth remote fits the bill nicely and cheaply. The TV's IR receiver is easily seen and settings on the TV can be changed easily from a sitting position, so that's not a problem.

    Location 2 - Yet to be purchased wall mounted TV

    I'm kind of unsure about this location and this is where I hope Anandtech reviews and user experience can help me out. I need a smallish local streaming enabled device, which can be easily mounted to a wall, and is not very intrusive space wise. I envision it beside an extendable mounting arm, with the 19 or 22in TV covering most of it up. An Apple TV or WD Live unit would seem to fit the bill here. I do however wonder what the maximum bitrate one can stream is for these devices, and if the wired ports are GbE or 10/100Mbps Ethernet. I also wonder how they handle a 5.1 encoded file when outputting it in stereo, since most of my transcoded DVDs are 5.1, but my upstairs locations will just be using the TV speakers or a simple stereo setup at the most. Finally I wonder if iTunes will require re-transcoding of my already transcoded files, and if either one will be able to stream from my TVersity server. That's a lot of questions and I almost wonder if a Slim PS3 wouldn't be the easiest solution since I'm used to using it already and I know what its limitations are as far as streaming is concerned.
  • ganeshts - Monday, June 14, 2010 - link

    Golgatha,

    Currently, there are no shipping media streamers with Gigabit Ethernet. Looking at your background, I would suggest that you go with something you already have experience with, i.e, a Slim PS3, since you are already aware of its limitations. Any other product you purchase is probably going to present you with new challenges to overcome.
  • papaki - Monday, June 14, 2010 - link

    You should definitely test LG's BD570. It doesn't have to do with the fact that I bought it just 1,5 month ago and even after 2 updates it's wireless speed continues to drop to ~1Mbps when streaming through the provided Nero's Essential version of Media Home (grrr), it's just that its wired speed and the wireless as well, when streaming from Win7's own streaming setup, is perfectly adequate (~20Mbps from a 802.11g modem/router - perfect for even a 1080 mkv file)... (Btw, Win7's streaming service is lower in capabilities that Media Home's, so this is why I'm writing these) (Also, the player shows the exact same behavior when it tries to stream via wireless from other programs, such as TVersity. Mezzmo etc.) Of course, I don't expect Anandtech to become the technical support of my player - just pointing out an issue for you.
  • ganeshts - Monday, June 14, 2010 - link

    papaki,

    Thanks for the pointers.

    I have personally played around with the LG-BD390, and while it may not be the best media streamer, its feature set when considering that it is a Blu Ray player, is indeed very good.

    We will try to review the LG-BD570, but no guarantees :)
  • wiak - Monday, June 14, 2010 - link

    AMD 780G aka Radeon HD 3200 was the FIRST chipset that had hardware acceleration of Blu-Ray Disc codecs in full 1080p and is still a good chipset, 2 years after its release

    and ION is basicly a renamed Geforce 9300 chipset for atom
  • wiak - Monday, June 14, 2010 - link

    AMD 780G: Preview of the Best Current IGP Solution
    http://www.anandtech.com/show/2475

    oooh the irony
  • ganeshts - Monday, June 14, 2010 - link

    Ion is a renamed GeForce 9400 ; It is not a IGP per-se ;

    The 3200 is a very good IGP, but it simply lacks a lot of hardware acceleration modes that Nvidia users take for granted. [ http://imouto.my/watching-h264-videos-using-dxva/ ]

    This is why I would personally recommend the Ion over the 3200 IGP right now. Maybe, in 2008 (when the Anandtech article you have cited below was posted), HD 3200 was the best IGP in the market, but not any more.
  • Aikouka - Monday, June 14, 2010 - link

    I'd highly recommend comparing available features (in your list) to how much the device costs. Usually people are willing to settle and remove a feature if it means a significantly lower cost.

    It also might be worthwhile to compare a custom HTPC, maybe with your own list of components to try and compete. That concept might possibly even become something completely different.. evaluations of available software for HTPCs. I know I've had quite a hellish time working with Windows Media Center and videos of certain sizes. Awhile back, I simply gave up and just used the normal Explorer GUI with Media Player Classic, because at least it didn't crop videos making me unable to read the subtitles.

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