CPU Performance

Chrome OS is extremely lightweight, which makes sense for an operating system that has to run on processors that range from Intel's Core i7 at the high end, to Intel Atom and ARM processors at the low end. Most devices running Chrome OS are closer to that lower end, and that coupled with the web application nature of Chrome OS doesn't make it a large target for benchmark developers. The situation is arguably even worse than mobile benchmarking since the only benchmarks a device can be tested in are web benchmarks, but we have to work with what we have. The new Chromebook Pixel is powered by Intel's Core i5-5200U processor, which is one of Intel's new Broadwell-U parts.

SunSpider 1.0.2 (Stock Browser)

Mozilla Kraken (Stock Browser)

Google Octane v1 (Stock Browser)

WebXPRT (Stock Browser)

Additional Performance Results
  Acer C720 Acer CB13 Toshiba Chromebook 2 Chromebook Pixel (2015)
CrXPRT 96 55 61 161
Spacerocks (WebGL - FPS) 18 30 11 45

The CPU performance of the original Pixel could be described as completely overkill for running Chrome OS, and the same is true for this year's iteration. The Pixel gives you whats is undoubtedly the smoothest and fastest Google Chrome experience available. While I find the performance of an Intel i5 to be unnecessary to do something as simple as run Chrome and web apps, it definitely comes in handy if you're running some other version of Linux overtop of Chrome OS.

WiFi Performance

The 2013 Chromebook Pixel had dual spatial stream 802.11n WiFi and Bluetooth 3.0. In early 2013, this was fairly common among laptops, although 802.11ac adoption on high end laptops began not long after. The 2015 Chromebook Pixel uses Intel's Intel 7260 WiFi + BT 4.0 module, with 2x2 802.11ac support. This brings the max theoretical WiFi speed up to 866Mbps, a substantial improvement over the 300Mbps max on the 2013 model. Real world performance will almost always be lower than theoretical maximums, and to test WiFi performance I've used iPerf to get an idea of what the maximum throughput is on the Pixel.

WiFi Performance - UDP

In most of our tests I've compared the Pixel to other Chromebooks, tablets, and smartphones. This is mostly due to the previously mentioned benchmarking limitations on Chrome OS. To keep consistent with this, and to avoid making unfair comparisons to laptops which aren't tested using iPerf, I've just run the Pixel through our smartphone/tablet WiFi benchmark. This still gives an idea of how fast the Pixel is, without comparing it to other laptops that were not tested in the exact same manner.

Display Battery Life and Charge Time
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  • Bob Todd - Tuesday, March 17, 2015 - link

    I'll avoid debating the usefulness of Chrome OS, but I wanted to clarify a bit of misinformation from your post. The base i5 in the 13" rMBP is faster than the i7 in the upgraded Pixel build. You are comparing low voltage 15 watt parts to full voltage 28 watt parts. Same goes for the GPU.
  • savagemike - Monday, March 16, 2015 - link

    Always a lot of talk about the limitations of ChromeOS but hardly ever much talk of its virtues. And it does have some virtues. It's almost certainly the most secure commercially available OS going. Maintenance is generally trivial. Updates are blindingly fast.
    I have a lowly c720 and updates literally are a 10 to 12 second affair. So yeah - it's great your Windows machine can run Photoshop. But I wasn't wanting to run Photoshop anyway. Maybe the next time Windows is updating you could use the time to write me an essay on why I should think about it. You'll have time. Meanwhile one thing which never appears on my Chromebook is some little icon spinning in the corner to represent the antivirus thinking about the wisdom of my actually running whatever I just clicked on.
    If your usage falls within the capability of ChromeOS and you prefer time spent computing to time spent managing your computer then ChromeOS is brilliant stuff.
    For the quality of the laptop $1000 does not seem out of place at all. A lot of people whinge about the storage space compared to other systems but within the paradigm of the intended usage of ChromeOS it is a complete non issue. It's essentially intended to be almost a thin client where the web is the real working/storage environment. Keeping gigs and gigs of data on the machine is not the point.
    It's quite possible ChromeOS doesn't fit your usage model. But it actually does fit the usage of the vast majority of users who do nothing more than e-mail and facebook and youtube and netflix anyway. I doubt that is actually any different for the majority of people shelling out for Apple laptops selling well above this $1000 price point.
    Though chromeOS can certainly be a serious tool too, depending on the task.
  • chlamchowder - Tuesday, March 17, 2015 - link

    Updates: Windows updates can often finish in under a minute if you have a SSD. Same with Linux.
    Antivirus: Don't install one - they're pretty useless IMO.
    How about an example of when Chrome OS is slower? Suppose you're on vacation. You just took ~100 pictures (JPEGs, about 3 MB each). Suppose your hotel gives you a 10 Mb/s down and 4 Mb/s up connection. It takes 100 * 3 * 8 (bits/byte) / 4 (Mbits/sec) = 600 seconds = 10 minutes to get those pics off the camera and into the cloud. To get them back (for display), it'll take 240 seconds = 4 min. Most hotels won't give you such a nice connection, btw.

    On a laptop with a SSD that can write at 200 MB/s and read at 300 MB/s...your copying speed is now limited by the memory card. Let's say that card reads at 45 MB/s. You're done in 7 seconds. What about photo viewing? You can read all the photos in ~1 sec.

    Also, let's hope Chrome OS users never learn how to take video.
  • jabber - Wednesday, March 18, 2015 - link

    As a Chromebook user who takes it on holiday and lots of high MP photos too, I have to say the issue you mentioned never ever has come up. Why would I want to upload all my pics to the cloud while on holiday to look at them when I can just slot the SD card in the side and look at them then? Even if I had a Windows laptop an needed to upload everything, by your reckoning I'd still be stuck by the limiting bandwidth so it makes no difference. It's not hard to carry a 16GB SD card or (a radical approach) even two of them. The scenario you quote is total bollocks chap. Using a Chrombook for looking at and editing photos on holiday is not a problem.
  • chlamchowder - Thursday, March 19, 2015 - link

    So you just keep all your pics and video on your SD cards?

    What if you're away for a week? Those cards fill. What if you're shooting raw, burst shooting, or taking video? Even 16 GB cards fill fast. SD cards are also easy to lose, so I'd rather get the pics onto a computer unless I don't have the time to do so.
  • tipoo - Monday, March 16, 2015 - link

    Yeah...I still don't really "get" this. To me, Chromebooks are Netbooks 2.0, they're good at doing a few things, but not a full laptop replacement. So to spend over 1000 dollars on one, when you could get a wonderful Windows or even OSX machine for that price (refurb, or student discount), I don't get it at all.

    A Chromebook with a high DPI display is a good idea - but it doesn't' need mid range PC hardware. If it was 500 dollars with an ARM SoC or Atom? Maybe.
  • BrokenCrayons - Monday, March 16, 2015 - link

    While it's a very nice MacBook clone chassis, the specifications and price along with Chrome's inflexibility (it's almost not even really an OS in a true sense as it limits rather than permits the user to run and do what they want on the platform) make it a no-brainer to write off. Given the missing capabilities of Chrome OS, the underlying hardware ultimately needs to beat inexpensive Windows tablets and laptops in price in order to be a compelling purchase and Google is taking their own budget-minded system in the wrong direction to appeal to the mass market. Given the rumored return rate for Chrome OS devices in general though, it might be that they're trying to target a different audience that's less likely to take their computer back to the place they purchased it to obtain a refund or exchange it for a more capable Windows or Apple computer. Beyond that, the price premium should also come with a no data mining promise from Google, but I expect that won't be the case and everything done with the hardware will be compiled and combined with metrics obtained from phones and other computers for targeted advertising purposes. With that being the final nail in the coffin, I don't know if buying one of these is even remotely rational. It doesn't seem that way to me.
  • Valis - Monday, March 16, 2015 - link

    Bleh! that is one bland looking laptop, in the time when we have stylish things we get a square, grey with what looks like a keyboard made by a cheap Chinese electronics company selling their stuff on alibaba and aliexpress.
  • Valis - Monday, March 16, 2015 - link

    I can get a 1080p XPS 13 with i5 for 899 or 999, I'll take that any day before this Surf-OS device.
  • pdf - Monday, March 16, 2015 - link

    I'd find this really appealing to drop Linux onto if it wasn't for the terrible keyboard layout - no meta key, and no home/end/ins/del/pgup/pgdown makes this absolutely useless for anything other than ChromeOS, and even there, I'd be really pissed without some of those navigation keys. I really don't know what they were thinking when they designed this keyboard.

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