WiFi Performance

Microsoft made an unusual choice for Surface’s WiFi hardware, it uses a Marvell AVASTAR dual-band MIMO (2x2) 802.11n wireless network controller (88W8797?). Marvell tends to be one of the more cost effective players in the industry which could help explain Microsoft’s choice.

Despite the rarely used silicon, WiFi range on Surface is quite good. Subjectively I was able to hold on to 2.4GHz signals at greater distances than I could on both the 3rd gen iPad, ASUS’ Transformer Pad Infinity and even compared to the VivoTab RT based on some short time I had with the device. Surface also maintains good distances on 5GHz however the performance drop offs are far more significant.

The sweet spot for Surface’s WiFi appears to be around 40 feet away from an AP, with minimal obstructions (doors/walls are fine). Within this range in my testing I was able to maintain speeds of around 20 – 40Mbps. Add another 20 or so feet and you’ll see performance cut in half again.

Although range is good on Surface, at the outer edges of coverage you’re looking at 2 – 4Mbps, which is only really enough for casual web browsing.

The only real downside to Surface’s WiFi performance is its peak performance. I wasn’t able to get beyond 42Mbps when copying files to the device from a local server on the network. It’s possible that I was limited by some file sharing protocol overhead, but without a good suite of network performance tools for Windows RT it was the best I could do for now.

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  • jonyah - Tuesday, October 23, 2012 - link

    That's where Surface Pro comes in. I think pretty much everyone would go for the Pro if it were available day one, which is why they've delayed it. Core i5 power (though less battery life) and x86 compatibility will make it a winner.....i think.

    I hate windows 8 for any normal machine, though it may be nice in a tablet form. I'm still waiting to be able to actually play with one first.
  • Zink - Tuesday, October 23, 2012 - link

    $900+ is too much for most people. Ultrabooks are amazing but sales numbers are poor. Sales are much higher on $500 laptops and tablets. The Surface Pro is also a bigger fan cooled device that won't offer the same battery life so the experience suffers there.

    I think the killer devices are the Atom tablets at $500. x86 and faster than ARM but with the same form factors and price. Asus is pricing at $600 for their VivioTab RT with battery/keyboard dock. I'd like to see 1080p too but maybe another product or manufacturer.
  • shompa - Wednesday, October 24, 2012 - link

    *hint* Ultrabooks sell well: Macbook Air.
    PC can't compete with Apple at the same price. Today's ultrabook are priced same as Apple (but usually with larger SSD and/or faster processors).

    That is like a BMW priced same as a Skoda. Most people buy BMW.

    That is why Android tablets can't compete at the same price point as Apple.
    That is Surface will have a hard time.

    The rumour where that the Surface would cost 199 dollars, and that would have been a hit. (But OEMs would hate MSFT even more). The 199 price would work since people have to buy apps from MSFT paying them 30% on each app. MSFT subsidise Nokia phones and Xbox360 when it was release. This is a tactic they used many times before.

    And I believe that Surface will head that way. We will see a 50% price cut within a year.

    I really want to use Surface. But from the looks of it: its a nerd/corporate machine. The usual MSFT market. Wont sell 100 million.
  • Hoekie - Wednesday, October 24, 2012 - link

    Why? Get the cheaper 32GB version and pop in an SD card if price is an issue.

    Looking at the first reactions from people around me, Surface will be hot selling.
    Office + Multiuser + Light + batterytime+ touchcover+port connections. Actually a no brainer. In fact the 32GB no cover version is sould out everywhere including Germany.
  • vision33r - Tuesday, October 23, 2012 - link

    MS will have to give away Xboxes again to move this after the initial batch of early adopter orders are filled.
  • N4g4rok - Tuesday, October 23, 2012 - link

    Care to elaborate?
  • MadMan007 - Tuesday, October 23, 2012 - link

    translation: "I don't like MS and/or Windows 8 but don't have anything useful to say."
  • LancerVI - Tuesday, October 23, 2012 - link

    That was an extremely accurate translation. Bravo to you sure and thanks for the lulz.
  • shompa - Wednesday, October 24, 2012 - link

    MSFT have given away many Xbox360 so sell Windows phone. MSFT have done similar things many times spending tens of billions to take market share and then start to charge more money.

    Surface wont fly of the shelves. After the first batch MSFT needs to do something. Giving away Xbox360 is cheap for them

    Later we will see a price cut. Up to 50% within a year. It will also be intresting if MSFT follows Apples "1 year" bump cycle or a more aggresive "pc/Android" bump cycle. iPad4 have 400% faster CPU and at least 800% faster GPU. A6 is as fast as Intel per clock cycle. (and yes: I understand that A6 is dual core and intel is quad + clocked much higher. But the fact is that A6 is as fast per clock cycle. ARM will replace X86)

    Surface is not a mass market product. It cant compete with the sub 300dollar 7 inch tablet market. It will have a hard time compete with Ultrabooks and Ipads.

    A MSFT product that cost the same as an Apple product have never sold.

    Surface +
    -its more of an PC. It could be the only computer
    -Office
    -Kickstand
    -the covers are great
    Surface -
    Pricey 600 dollars for ancient hardware.
  • maximumGPU - Wednesday, October 24, 2012 - link

    i would love to borrow your crystal ball some day!

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