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Forum Discussion
adlewis1
Mar 08, 2025Aspirant
Xfinity download speed compatibility with Netgear modem CM2050V
Hi Everyone - My Xfinity download speed was increased from 1000 to 1200mbps, but I'm not realizing the gain. Is there a Netgear CM2050V modem setting change required, or firmware upgrade I need...
adlewis1
Mar 10, 2025Aspirant
Thanks for your reply, Kitsap.
I did restart the modem and router, but concurrently. I'll try again in the sequence you suggest.
The device that's not reflecting increased speed is my DT connected to the router via ethernet cable.
Interesting that wireless devices are showing increases.
I am using Ookla. But thanks for that suggestion.
Netgear Router -
NightHawkAX6
AX5400
Model: RAX50v2
Kitsap
Mar 10, 2025Master
adlewis1 wrote:Thanks for your reply, Kitsap.
I did restart the modem and router, but concurrently. I'll try again in the sequence you suggest.
The device that's not reflecting increased speed is my DT connected to the router via ethernet cable.
Interesting that wireless devices are showing increases.
I am using Ookla. But thanks for that suggestion.
Netgear Router -
NightHawkAX6
AX5400
Model: RAX50v2
Is the Ethernet port on your desktop computer rated at 1 Gbps? That could be your bottleneck, or possibly a bad/old Ethernet cable.
The Ethernet output ports on your router are rated at 1 Gbps.
In real life, most 1 Gbps rated Ethernet ports will transfer data at around 920-940 Mbps.
The Ookla stand alone application gets good results, an Ookla web site via a web browser does not.
- adlewis1Mar 10, 2025Aspirant
Kitsap -
My DT is 5 yrs old and has the following ethernet network card installed, and you're correct, rated at 1gbps!
"killer e2400 gigabit"
So, yes, this is my bottleneck.
Can a firmware patch be applied to support faster downloads, or should I replace the ethernet control card?
-Allan
- FURRYe38Mar 10, 2025Guru - Experienced User
The RAX only has 1Gb WAN and LAN ports and this is a hardware limit. Nothing else can be changed on the RAX to make it go over that. Thats a hard limit. If you have higher speeds with the CM series modem from the ISP thats over 1Gb, you'll need a different router that sports 2.5Gb or higher speeds on the WAN and LAN ports.
NG Orbi and Nighthawk have products that have this now.
- adlewis1Mar 10, 2025Aspirant
Furrye38 -
Thank you. I see. This helps a lot. I think the best option is to revert to my ISP's 1000mbps tier to save a little money. I really don't need the additional bandwidth anyway.
Thanks,
Allan
- KitsapMar 10, 2025Master
adlewis1 wrote:Kitsap -
My DT is 5 yrs old and has the following ethernet network card installed, and you're correct, rated at 1gbps!
"killer e2400 gigabit"
So, yes, this is my bottleneck.
Can a firmware patch be applied to support faster downloads, or should I replace the ethernet control card?
-Allan
No, it is the hardware that cannot handle the higher throughput. Check to see if your Ethernet port is part of your motherboard, many are, or if it is a separate card. If it is a separate card, a replacement with 2.5 Gbps port is readily available. If part of the motherboard, there may be a way to disable it and then use a newly installed card. The computer OEM would be a source for information along that line.
- adlewis1Mar 10, 2025Aspirant
I believe it's a separate card, but i'll confirm.