Wireless

If there’s been an Achilles heel of the Surface lineup, it has been Microsoft sticking to low quality wireless adapters. Surface devices have almost exclusively utilized Marvel AVASTAR wireless, which has been not only slow, but unreliable. Over the years, the reliability has improved, but the overall solution was never up to where an Intel wireless adapter would perform in terms of both performance and reliability. The only time the Surface team has leveraged something other than Marvell was with their LTE devices, which would use a Qualcomm wireless adapter. Unfortunately, it wasn’t really any better than the Marvell one.

Luckily that has changed for the current generation of Surface devices. For the Intel-based devices, Microsoft has adopted Ice Lake's semi-integrated Wi-Fi 6 (802.11ax) solution. Unfortunately AMD doesn't offer an equivalent here, so Microsoft is using a Qualcomm wireless adapter in the AMD-based 15-inch Surface Laptop 3.

WiFi Performance - TCP

The results are not great. While there haven’t been any reliability issues at all, the performance of the Qualcomm wireless was frankly terrible. It is almost 2020, and we have wireless networking solutions that can reach over 1 Gbps with just a 2x2 configuration, but the 15-inch Surface Laptop 3 achieved a meager 313 Mbps.

Audio

Microsoft has outfitted the Surface Laptop 3 with Omnisonic speakers featuring Dolby Audio Premium, and while the pairing does not get excessively loud, the sound quality is fantastic, with much better low-end than you’d get on most laptops of this size.

At around 76 dB(A) measured one inch over the trackpad, there’s enough volume for most situations, and the improved sound quality is a great trade-off over really high dB speakers with no range.

There are two far-field microphones as well, enabling Cortana interactions if desired.

Thermals

The advantage of a larger laptop like the 15-inch Surface Laptop 3 is that it should not have much of an issue cooling a 15-Watt TDP, and the laptop was stress tested to find out if that was the case.

Interestingly the CPU on its own only pulls 9-10 Watts under sustained load, with a brief peak of a hair over 15 Watts. This is well under a typical Intel 15-Watt CPU which can pull well over 30 Watts for burst and sustained power draws can be over 15 Watts if the cooling system can handle it. Despite the lower than expected power draw under load the CPU is still able to maintain 3 Ghz or higher.

The cooling solution is very solid, and unless you are really working the laptop it stays silent for most of the time. Meanwhile if you do need to use everything the laptop has, the fan only gets up to 46 dB(A) measured one inch over the trackpad, which is not very loud. The tone of the air movement is a bit harsh though, but never gets to be a problem.

Software

As is typical of a Surface device it comes with very minimal software. There is the normal Windows apps, some of the Windows crap-ware that all machines ship with, and the Surface App, which lets you adjust the pen pressure, see the battery of connected Bluetooth devices, such as the pen, and get support if needed.

One thing that is absent though is the AMD Software Center, so you can’t adjust any of the typical AMD settings. Trying to download this from the AMD website will result in a “no valid hardware found” message. This is unfortunate, since you won’t be able to easily disable things like AMD’s Vari-Bright, which automatically lowers the screen brightness on battery. AMD let us know that they won’t be bringing this to the Surface Laptop 3 either, so if you are a fan of the AMD Software Center, don’t expect it anytime soon on this AMD powered device.

Battery Life and Charge Time Final Words
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  • evernessince - Tuesday, October 22, 2019 - link

    You make it sound like last gen Intel mobile products are such a step back when in fact they are identical to current products on the market and Intel's "next-gen" products as well. The performance gains have piddling at best. 8 and 9th gen products for all intents are purposes are the same architecture and nm process. You also left out the fact that an R5 mid range processor is beating some of Intel's i7 high end processors in CPU performance. Battery life could be better but have you done the calculation of performance per mAH of the battery? Or are you just assuming with considering the size of the battery and the performance being afforded? How do Intel laptops with similar performance characteristics and battery size fare? Like any laptop, battery life is dependent on more then just the chip on the device.

    Your comment is misleading, intentional or otherwise.
  • 0ldman79 - Sunday, December 15, 2019 - link

    Nah, AMD's battery life still isn't up to par against Intel's 25th Skylake revision, not even the original release.

    AMD is kicking ass on the desktop but the mobile front is still a bit much. Intel has spent billions making laptops more efficient. They've done well. They got the laptop market under their thumb, even today, while they've effectively lost the performance desktop battle.
  • The_Assimilator - Monday, October 21, 2019 - link

    Not sure why AMD had such a hard-on to get a CPU that is evidently not mobile-focused, into an extremely mobile form factor. No support for LPDDR4, no built-in WiFi, and an iGPU that isn't powerful enough to make any tangible difference to an Intel offering, just makes for a "why".
  • Irata - Monday, October 21, 2019 - link

    Oh, Ryzen's iGPU does offer a tangible real life difference if the reviewer choses to include the right benchmarks and also show's the Intel iGPU results for them.

    Tech Report's and Computer Base's Ryzen 2500u review do and they show that the tangible difference is 50 to over 100% better fps, greatly better frame times, i.e. the difference between a game being playable, or not.
  • TheinsanegamerN - Tuesday, October 22, 2019 - link

    If you have to include “the right benchmarks” to make your APU look good, your product sucks, and you are engaging in the very behavior you accuse anandtech of. Hypocritical.
  • evernessince - Tuesday, October 22, 2019 - link

    Well that depends. The sample size is this review is rather small. Very small in fact. Adding more certainly wouldn't hurt. It's less about adding the right benchmarks then it is getting a more reliable dataset. If another review is showing data that more appropriately demonstrates the GPU's capability, that indicates that perhaps the test suite used here is not ideal.
  • Irata - Thursday, October 24, 2019 - link

    With "the right" I mean proper benchmarks.

    One of the advantages of having a better iGPU is that it allows you to do things that you cannot do with a weaker iGPU. Casual gaming, particularly e-sports titles come to mind. Same for any GPU accelerated software.

    If you do not include any of those in a review (e.g. just compare them on the basis of surfing the web and watching a few videos), then you are hiding these advantages.

    MS segmented their surface laptops into "business" (Intel) where the better battery life is an advantage when you are using it for email, powerpoint, Word, Excel but most likely not causal gaming or content creation.

    For this you have have the AMD based consumer platform with its faster iGPU - have a look at the PC mark scores to see how it scores there. You can also check other reviews for Laptops with other Ryzen APU to see that they do offer a tangible advantage over Intel's iGPU when it comes to being able to still play a game or not.

    That advantage is paid for with lower battery life in idle / low load situations (not necessarily true for higher load), so it really comes down to what is more important to you. I know that for my work laptop, I would value the extra battery life, for a personal one the ability to do a bit of casual gaming would be worth having a shorter battery life (which is still decent, we are not talking Bulldozer here).

    So not hypocritical imho. Just pointing out that a review should include tests for what it was built for / is aimed at.
  • m53 - Wednesday, November 20, 2019 - link

    All the benchmarks I have seen so far, the ice lake iGPU is equal or better than AMD APUs for same TDP. On the otehr hand the CPU is tangibly faster with much better battery life and connectivity (wifi6 built-in).
  • Fulljack - Tuesday, October 22, 2019 - link

    Intel doesn't have built-in wifi either. current offering actually still use smaller RF module, due to Intel CNVi. I don't get why Microsoft doesn't release AMD with latest ax chipset, because Intel AX200 does works on AMD system too.
  • GreenReaper - Tuesday, October 22, 2019 - link

    Surely it's because it costs more, and this is meant to be the more affordable option?

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