Wireless

Chuwi has surprised me yet again. Instead of using a bargain basement wireless NIC, they have gone with the dependable Intel Wireless-AC 3165 solution. This isn’t the latest and greatest Intel wireless NIC, but it is at least an 802.11ac model which includes built-in Bluetooth. The big change over this and the Intel Wireless-AC 7265, which was also a “Stone Peak” NIC, is that the 3265 is 1x1 only, meaning it has a peak connection speed of 433 Mbps, compared to the 867 MHz of the faster 2x2 solution. There is a newer version of this card, the 3168, which would likely lower power consumption, but with the fact that a 1x1 wireless solution was almost guaranteed, the 3265 is a good choice.

WiFi Performance - TCP

Although it’s not 100% fair to compare the ASUS UX305 here, it shipped with a 2x2 solution, but with the Intel Dual Band Wireless-N 7265, which was the same generation of Wireless NIC, but with only 802.11n support. The result is that, even though the Chuwi is a 1x1 solution, it basically outperforms the 2x2 802.11n solution in the UX305. Compared to the Realtek 1x1 802.11n NIC in the HP Stream 11, the Intel 3265 walks all over it, especially since the HP was 2.4 GHz only. Anything that is 802.11ac requires 5 GHz, which has less range, but far more bandwidth. Despite the 1x1 wireless, the Chuwi has a very respectable wireless solution. There had to be cuts somewhere. If anyone is still running an 802.11n router, take this as a good set of data to support an upgrade.

Audio

The LapBook has two speakers on the underside of the notebook, which is often the case on smaller laptops where space is at a premium, but that can greatly vary the sound output depending on what surface the laptop is on, so it is never the best way to proceed.

The LapBook does get surprisingly loud, with 86 dB(A) measured at maximum volume with the SPL meter an inch over the trackpad, but the tone of this notebook is terrible. There is almost no low end bass at all, so music has almost no range at all. This is one of the worst sounding speakers I’ve ever seen in a notebook, but then again there are plenty of headphones that cost more than this entire machine, so I suppose you have to cut it some slack.

Thermals

Generally, in this section, we’d look at the performance and ensure the cooling solution is adequate to keep the system functioning at full performance, and while that has been tested, there’s really not much to say. Since the laptop is fanless, there is no audible cooling solution, which is certainly a nice benefit, and the CPU never got over 80°C at 100% load for several hours of operation. Despite this, the laptop itself barely even got warm to the touch, with just a bit of a warm spot on the bottom where the CPU is. Doing research for this article, I did come across a couple of complaints about this laptop overheating and shutting down. That’s clearly not a good thing, but the device we received showed no signs of that. I think it’s something the company should take seriously, and a small bit of effort on the engineering side would help a lot.

Thanks to our friends at FLIR, we can use their FLIR One thermal imaging camera to get a look at the heat output on this notebook. This photo was after 90 minutes of 100% load, and the lapotop temperatures were very low. There was a bit of heat, up to around 34-35°C, right above the CPU, but the keys never felt hot to the touch.

Software

Long have we lived in an age where laptops come loaded down with plenty of unnecessary software. Sometimes it’s somewhat useful, such as system tools or software for fan speed, or what have you, but often it’s trial software, or just unnecessary utilities. I’m very happy to see that Chuwi has proven you can offer a low-cost notebook, without all of the software they would normally get paid to install for you.

Just Windows

The Chuwi LapBook 14.1 came with clean Windows 10. There was no additional software installed. In fact, other than them adding a few icons to the desktop for This PC, Control Panel, and Documents, it is as close to a pure Windows 10 install as any laptop I have used, other than Surface devices. Nice job Chuwi.

Battery Life and Charge Time Final Words
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  • lakedude - Sunday, March 12, 2017 - link

    "Good to see Ars covering a Chuwi product."
    Um, Anandtech?
  • pSupaNova - Sunday, March 12, 2017 - link

    https://techtablets.com/ he covers them all with videos too
  • PWM_IS_THE_NEW_IPS - Sunday, March 12, 2017 - link

    PLEASE TEST FOR PWM!!!

    This review is completely useless. Thanks for pushing the manufacturers to offer IPS laptop screens. Now that everybody has IPS models, the new frontier are the no-PWM displays.
  • osamabinrobot - Sunday, March 12, 2017 - link

    anyone check to see if its phoning home yet? thats my biggest fear from some of these brands
  • Tralalak - Monday, March 13, 2017 - link

    Compared to Atom (22nm Silvermont and die shrink 14nm Airmont), Goldmont is a bit of a beast. Both Atom and AMD’s Bobat/Jaguar/Puma core can fetch and issue up to two instructions. Goldmont can do three. Like AMD’s (or VIA’s) Goldmont has a full out of order execution engine.
    „Much of the changes with Goldmont were about improving the out-of-order execution compared to Silvermont, with a wider decoder, better branch prediction, and a larger out-of-order execution window. Goldmont can perform one load and one store per cycle, and it can execute up to three simple integer ALU operations per cycle. There’s new instruction support for hashing with SHA1 and SHA256, and there’s new support for the RDSEED instruction.“

    My Asus Aspire ES13 (ES1-332-P2VZ) with Intel Pentium Quad Core N4200 1.1GHz - 2.5GHz (Goldmont - Apollo Lake):
    source: https://forums.anandtech.com/threads/intel-pentium...
  • jimjamjamie - Monday, March 13, 2017 - link

    "This is one of the worst sounding speakers I’ve ever seen in a notebook"

    That's a special set of eyes you have there, Brett
  • BrokenCrayons - Monday, March 13, 2017 - link

    There's really nothing wrong with that statement. One might hear the sound the speakers make, but can also physically see them inside the notebook.
  • LED Lights Undg - Monday, March 13, 2017 - link

    Is the RAM soldered?
    Last year I bought a couple of very cheap Acer ES1-331s where I could easily upgrade ram (up to 8GB) and add a bootable SATA SSD. Too bad they have a Braswell Celeron N3050 and a 768p (matte) TN display.
  • 0ldman79 - Monday, March 13, 2017 - link

    Single chain, not channel.

    Just makes those of us that deal with it regularly twitchy. :)
  • Visual - Tuesday, March 14, 2017 - link

    Adding something with x5 Z8300/Z8350 in the benchmarks would have been nice. There are a lot cheap-ish tablets and laptops and convertibles using that.

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