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Is Wireless Networking FINALLY as Fast as Wired?? 802.11ad

Linus Tech Tips@LinusTechTips1.6M viewsJun 24, 20178:53
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Description

Can wireless AD deliver a wired-like experience that even the most hardcore gamer will appreciate? Dollar Shave Club sponsor link: Sign up for Dollar Shave Club today at dollarshaveclub.com Cooler Master sponsor link:

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AI OverviewDefault language

The video introduces 802.11ad as a wireless standard that aims to rival wired Ethernet speeds, emphasizing that it uses a new 60 GHz frequency in addition to the traditional 2.4 and 5 GHz bands. The host explains that 60 GHz can offer very high headline speeds, up to 4.6 Gbps or even 7.2 Gbps when combined with other bands, but notes that these numbers are often marketing tallies and depend on real-world factors. A core point is that higher frequencies have poorer wall penetration, so 60 GHz performance is highly dependent on line of sight and the absence of obstacles. The testing portion compares single-client performance across 2.4, 5, and 60 GHz using two routers, a Netgear Nighthawk X10 and a TP-Link Talon AD7200, alongside a test laptop, with metrics drawn from a script that captures copy speeds and streaming stability. Results show 60 GHz delivering fast file copy speeds and strong performance in ideal conditions, but with notable variability, especially when walls or objects are present. The host then conducts range and obstruction tests indoors, observing that 60 GHz performance degrades markedly with distance and common obstacles, while 5 GHz remains more robust and 2.4 GHz lags behind in speed. The conclusion acknowledges clear potential for 60 GHz in specific applications, such as short-range, high-bandwidth scenarios or mesh-like layouts, but also highlights practical hurdles like device availability, installation requirements, and the need for favorable line of sight. The video ends with a balanced view: 60 GHz wireless can approach wired-like speeds in controlled environments, yet real-world usability still hinges on room layout and hardware maturity, making wired Ethernet undefeated in many common home setups for now.

Topics · science_technology · networking · wireless_communication · consumer_electronics

Questions answered

What is 802.11ad and what frequency does it use?
802.11ad is a wireless standard that introduces a new 60 GHz frequency, in addition to the traditional 2.4 GHz and 5 GHz bands.
Can 60 GHz wireless reach wired-like performance in real homes?
In ideal, line-of-sight conditions it can deliver very high speeds, but its performance is highly sensitive to obstacles and distance, making real-world wired-like performance inconsistent.
What are practical downsides of 60 GHz wireless according to the video?
Practical downsides include limited availability of compatible devices, higher cost, the need for line-of-sight or close proximity, and the challenge of penetrating walls or objects indoors.