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Forum Discussion
wz5257
Mar 26, 2018Aspirant
Nighthawk C7000 Comcast Extreme Pro 400Mbps - not getting the speed
I had xfinity Blast Pro Internet service and was getting 200-220Mbps download speeds. I just upgraded to Extreme Pro, their 400Mbps service, but can not get more than the 220Mbps speed with my C7000...
- Mar 27, 2018
wz5257 wrote:
I run it from an iPad Pro and Macbook Pro, both with 802.11ac wifi capability. The traffic between either of those devices and my C7000 should be able to get above 400Mbps, right?
Unlikely. Wifi speeds are not the same as wired speeds. A wired connection could get as near as possible to the speed that the internet service delivers. Wifi? Some hopes.
The speed you get depend on many things, including the capabilities of the wifi clients and the wifi source.
I would forget about the router and do some research on the speeds that I could expect from my wifi clients. These sites, for example:
802.11ac vs 802.11n - What’s the difference between the Wi-Fi standards? | Trusted Reviews
suggest that your wifi speed is pretty near the expected limit for 802.11ac.
wz5257
Mar 27, 2018Aspirant
That’s the speed from the results of the speed test I run from speedtest.net. I run it from an iPad Pro and Macbook Pro, both with 802.11ac wifi capability. The traffic between either of those devices and my C7000 should be able to get above 400Mbps, right?
Does that answer your question?
Thanks!
michaelkenward
Mar 27, 2018Guru - Experienced User
wz5257 wrote:
I run it from an iPad Pro and Macbook Pro, both with 802.11ac wifi capability. The traffic between either of those devices and my C7000 should be able to get above 400Mbps, right?
Unlikely. Wifi speeds are not the same as wired speeds. A wired connection could get as near as possible to the speed that the internet service delivers. Wifi? Some hopes.
The speed you get depend on many things, including the capabilities of the wifi clients and the wifi source.
I would forget about the router and do some research on the speeds that I could expect from my wifi clients. These sites, for example:
802.11ac vs 802.11n - What’s the difference between the Wi-Fi standards? | Trusted Reviews
suggest that your wifi speed is pretty near the expected limit for 802.11ac.
- wz5257Mar 28, 2018Aspirant
Thanks for the response and info, Michael. It does help me to understand the issues better.
I did connect a laptop directly to my Netgear C7000 and got 480Mbps download speed, so, Xfinity wasn't lying when they said that everything on their end was good-to-go. I unplugged the ethernet cable and connected to the 5Ghz Wifi connection and only got around 240Mbps while in the same room.
So to your point, my wifi speed is dependent on the wifi capabilities of the Netgear C7000 and the 802.11ac wifi card in my Macbook Pro...among other things like distance, interference, walls, etc.
From testing it multiple times, it looks like that maxes out at 230-250Mbps of Internet download speed. Though I am getting 527Mbps Tx speed over my network connection, per the Network Utility on the Mac. Would be nice if that would translate to download speeds over the Internet.
Know of any wifi router tweaks that can improve the speed you're getting?
Thanks, again!
- michaelkenwardMar 28, 2018Guru - Experienced User
wz5257 wrote:
Know of any wifi router tweaks that can improve the speed you're getting?
I thought we had concluded that the problem is your wifi clients. So there is nothing you can do to the router to make things go faster.
Out of interest, what do you do that needs even faster wifi? The speeds you get are well over the requirements for streaming or anything else I have encountered.
What on earth can you be doing that needs a wifi connection at 400Mbps? I am stuck at 75 Mbps for the internet. This is way faster than anything I need. The biggest roadblock is the speed of my PC and its various processors.
- wz5257Mar 28, 2018Aspirant
On the wifi router settings, I was just curious if there were any settings that may optimize things overall. There are a lot of different settings I don't understand: WMM, MTU, Fragmentation Length, CTS/RTS Threshold, WMF, PMF, ATF,....to name a few. Wondered if anyone had played with any combination of them that eaked out a few more Mpbs.
On why I need the speed: 2 adults, 4 kids, each with cell phones, tablets, laptops, etc. several wireless cameras, a couple of Alexa devices, a couple of smart TVs on wifi, a couple of other computers, OOMA telephone service,...and probably a few more devices I've forgotten about. Lots of YouTube and Netflix video streaming. All in a 5000+ sq ft house. Saw a deal to upgrade to 400Mbps and took it. I've played with extending our wifi network with an old wifi router and a wifi extender. To get some of that speed down to the basement, (where my oldest lives) I may get a mesh network setup or break down and run some ethernet down there. (or maybe powerline adapters...they seem to be getting better)
Thanks again!