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Nighthawk Mid/high-Split Multi-Gig 2.5Gbps Cable Modem

MODEL: CM3000100NAS

MPN: CM3000-100NAS

5 out of 5 Customer Rating
Nighthawk Mid/high-Split Multi-Gig 2.5Gbps Cable Modem is rated 4.8 out of 5 by 112.
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About this Item

Overview

Netgear Nighthawk Mid/high-Split Multi-Gig 2.5Gbps Cable Modem (CM3000)

Features:

  • NEW: Specifically engineered for today's fastest cable internet speeds, this mid/high-split DOCSIS 3.1 cable modem delivers up to 2.5Gbps of download speeds and up to 1Gbps of upload speeds¡.
  • NEW: Access the latest internet speeds plans with this modem, such as Xfinity's 2Gbps download speeds and 200Mbps upload speeds. Not compatible with Xfinity Voice plans.
  • NEW: Faster download speeds1 powers your digital lifestyle with enhanced speed, capacity, efficiency, and response times.
  • NEW: 10x faster upload speeds1 for seamless multi-family gaming, video conferencing, and uploading even the largest files - simultaneously. Plus provides easy remote access to your home security cameras and files on your NAS
  • For the ultimate in performance, link NETGEAR's award-winning WiFi 6E or WiFi 7 router or Orbi system to the CM3000 cable modem.
  • Stay ahead of future internet speeds with our mid/high-split DOCSIS 3.1 cable modem for much higher performance levels
  • Save up to $300 a year in ISP rental fees by owning this high-performance modem2.
  • Connect for multi-gig internet speed by plugging your router's multi-gig Internet port directly into the modem's 2.5Gig port. Or connect the two Gigabit ports to a router with link aggregation for up to 2Gbps.
Netgear cable modem model CM3000100NAS, Nighthawk CM3000 features
Netgear cable modem model CM3000100NAS, 2.5 Gig port connects to router for mult-gig internet speed
Footnotes:

¡10Gbps is the maximum data transfer rate in the DOCSIS 3.1 standard. In practice, your Internet speeds will be less, as the transfer rate through the CM3000 Gigabit Ethernet port is limited to 2.5Gbps. The internet speeds may also be reduced by the volume of network traffic or your service plan. Maximum rate is derived from DOCSIS 3.1 specifications and actual throughput will vary depending on your internet subscription with your provider. Gigabit service plans & compatible cable modem required for Gigabit or Multi-Gig Internet speeds.

¡¡CM3000 is prepared for today and tomorrow with both mid/split and high/split technology. Mid-split technology is currently being offered by some ISPs in some regions. High/split technology may be offered by ISPs in the near future. Please check with your ISP regarding mid-split and high/split compatibility.

1Compared to DOCSIS 3.0 and Low-Split. Maximum rate is derived from DOCSIS 3.1 and Mid/High-Split specifications and actual throughput will vary depending on your Internet subscription with your provider.

2 Savings shown may vary by cable service providers.

* The internet speeds and actual throughput will vary depending on your internet subscription with your provider or volume of network traffic.

Type
Modem
Made for Gaming
Yes
Ports
1 x 2.5Gbps + 2 x 1Gbps
Dimensions
3.7(w) X 8.2(h) X 6.8(d)
Rated 5 out of 5 by from Perfect choice for a great modem Found this to be the perfect choice to meet my needs. Super easy set-up, very reliable, fantastic speed and frequency with a really nice slim design. Thank you Netgear!
Date published: 2025-02-09
Rated 5 out of 5 by from Super fast, east to setup The CM300 NETGEAR router was easy to set up, is stylish as routers go, and provides fast internet. I paired this router with TP-Link AX3000 WiFi 6 Router (Archer AX55 Pro) and they work great together. I’m only paying for about 500mbps download annd 50mbps upload internet, but reliably getting about 750mbps with an upload speed around 100mbps. The router runs quiet with its internal fan.
Date published: 2025-02-09
Rated 5 out of 5 by from Easy and Fast I appreciated how simply the new Nighthawk installed. I’m getting maximum downloads now, and the link aggregation should be a phenomenal addition once I have a WiFi router that can handle two aggregate ports.
Date published: 2025-02-04
Rated 5 out of 5 by from Great speed Great download and upload speeds. Xfinity upgraded in my area but I couldn't get the new upload speeds with old modem. I wasn't willing to
Date published: 2025-02-02
Rated 5 out of 5 by from Replaced Netgear Modem. New modem supports up to 2.5Gb 2.5Gb Netgear Modem
Date published: 2025-01-25
Rated 5 out of 5 by from Great Modem This modem was so easy to set up. Took me less than 10 minutes for everything. My speeds doubled and download almost tripled.
Date published: 2025-01-23
Rated 5 out of 5 by from Easy set up Was super easy to set up. Works great, amazing speed compared to my old modem.
Date published: 2025-01-22
Rated 5 out of 5 by from Powerful modem for up to 2.5 Gbps download speed [This review was collected as part of a promotion.] I have purchased Netgear CM3000 just about a couple of weeks ago after much research. I had a few concerns about the modem's compatibility with Comcast network in our area and several issues reported by other users w/r to the modem's reliability and stability. So far, I'm fairly satisfied. 1) Purchase, delivery, unpacking - can't be happier, no issues to report. 2) Initial set-up - no real issues. There was an issue after I did the self-installation - I noticed that the upload speed was low (the main reason I purchase the modem was to improve the upload speed). I called Comcast tech. support, asked them to re-provision the modem with a CORRECT boot file, and in fife minutes my upload speed was ~7 times higher. 3) the modem has been up and running for a couple of week with no hiccups that I could report. I will be examining the logs and watching the modem performance. If anything goes wrong, I will come back to this review and update the rating - but so far everything looks good and I'm searching for a new router.
Date published: 2025-01-19
Rated 5 out of 5 by from Speeds I’ve Never Seen! I used to have an Xfinity modem that worked well, but I wanted something I could fully manage and with significantly faster speeds. Recently, I purchased a combo router/modem and encountered a ton of issues. On a whim, I decided to splurge and get the this bad boy and I’m thrilled with the results! I’ve never experienced speeds like these in my house. We have numerous home automation devices, and this device effortlessly handles them all, with some extra power. I highly recommend this product to anyone seeking to enhance their home networking capabilities.
Date published: 2025-01-18
Rated 5 out of 5 by from Solid performance For years I rented a modem from Xfinity until buying this Netgear modem. I also purchased router separately. I live in a two story house and so far it’s working great.
Date published: 2025-01-17
Rated 5 out of 5 by from Great upgrade [This review was collected as part of a promotion.] Recently, I needed to replace my aging NETGEAR Cable Modem/Router. I now own a mesh Wi-Fi system, and the CM3000 was the perfect match for the new configuration. Now, my mesh system operates much more efficiently, and the download/upload speed has increased as well. I look forward to many more years of reliable service from my newest NETGEAR product.
Date published: 2025-01-16
Rated 5 out of 5 by from Best Modem for 2G speeds easiest setup to connect my new CM3000 modem with Xfinity, I am definitely seeing 2G speeds on my Orbi 970 router
Date published: 2025-01-12
Rated 5 out of 5 by from Works great with Xfinity The Netgear Blackhawk Modem CM3000 is a fantastic choice for anyone looking for blazing-fast internet speeds, rock-solid reliability, and seamless compatibility with Xfinity. Setup was effortless, and the performance has been outstanding, handling multiple devices with ease. It's a must-have for gamers, streamers, or anyone tired of slow, inconsistent connections. Highly recommended!
Date published: 2025-01-07
Rated 5 out of 5 by from Solid, Fault Tolerant Modem [This review was collected as part of a promotion.] I purchased this modem recently since my cable provider upgraded their DOCSIS implementation. My ISP is still making adjustments to their network daily, and this modem is very tolerant of their work that will often take power levels down to -25 dBmV for brief time periods. The user interface is superior to my previous modem as well that was made by a different manufacturer. Additionally, the processing seems to be really good. Speeds are limited by my ISP at this point, but I am sure we'll be able to take advantage of the updated infrastructure once those updates are completed.
Date published: 2025-01-04
Rated 5 out of 5 by from Excellent cool design The CM 3000 Performance is excellent for my household! Its size and appearance is perfect. I love the looks and size of this modem. I recommend it to everyone!
Date published: 2024-12-31
Rated 5 out of 5 by from No more modem rental fees Netgear is a reliable product & is delivering service as expected. I’d recommend it.
Date published: 2024-12-29
Rated 5 out of 5 by from Top notch product Works great. It impressed the cable tech who had to come provision it and fix my internet. It gave me such great logs that I was able to tell him exactly the problem with the cable signal (loss in their equipment, not mine), so now we're getting a new cable from the house to the box.
Date published: 2024-12-28
Rated 5 out of 5 by from Fast Internet via RCN Cable Easy to install and setup was a breeze with RCN (Astound). My home internet speed has now been upgraded!
Date published: 2024-12-26
Rated 5 out of 5 by from Solid Modem Recently bought this modem to replace the one I was renting from my cable provider. It was compatible with my current provider and the set up process was easy. I’m getting better speeds with my new home network and no more monthly fees.
Date published: 2024-12-26
Rated 5 out of 5 by from Modem easy setup Easy to set up, including connection to internet via comcast. Modem worked as promised.
Date published: 2024-12-25
Rated 5 out of 5 by from Super easy to upgrade [This review was collected as part of a promotion.] I upgraded to the CM3000 modem. It was super easy to install an setup. I also like that it has a login so I can monitor and get status.
Date published: 2024-12-23
Rated 5 out of 5 by from Excellent modem [This review was collected as part of a promotion.] Just love it. It has all the best bells and whistles for my home use. No problems with games or tv’s just power up you’ll love it
Date published: 2024-12-13
Rated 5 out of 5 by from No issues We switched from xfinity's default equipment to the NETGEAR Nighthawk (CM3000) and the Orbi 770 Series. No issues to report and the internet speed is exactly what I am paying for from xfinity. Internally I am using 2.5GB switches and 2.5 GB on most of my equipment so transfers internal are also excellent.
Date published: 2024-12-13
Rated 5 out of 5 by from Something new and fast Moving from my Netgear 5 system to the 3000 and Orbi, has been a great improvement and fixed all the problems of internet connected devices losing service.
Date published: 2024-12-11
Rated 5 out of 5 by from Next Level Super easy setup using Xfinity mobile app. 2180 Mbps down 380 up. Happy camper.
Date published: 2024-12-11
Rated 5 out of 5 by from FAST As the available internet seeps increase so does the need for equipment that can handle it. I had about 600 mg with my old Surfboard and it went to just over 900 with my Nighthawk. Love it.
Date published: 2024-12-08
Rated 5 out of 5 by from Buy it, it works! Easy plug and play, immediately fixed my isp bottleneck, also nicely fit under my tv stand, which was a plus, came with beefy ethernet cable as well, did have to call xfinisty, failed to provison 2x tho, but ISP issue not netgear
Date published: 2024-12-01
Rated 5 out of 5 by from CM3000 modem [This review was collected as part of a promotion.] Easy setup and good visual display. Compact design and working flawlessly.
Date published: 2024-11-27
Rated 5 out of 5 by from Very good [This review was collected as part of a promotion.] My new Nighthawk Modem has cured all of my latency issues and has incr4eased my internet speed substantially
Date published: 2024-11-17
Rated 5 out of 5 by from CM3000 performance with Xfinity 2G Plan Upgraded my Xfinity internet service recently from 1G/40Mbps to a 2G/300Mbps plan, so I replaced my reliable 4-year-old CM1100 modem with the latest 2.5Gbps modem, CM3000 model. Activation took a bit longer due to the Xfinity provisioning process, but once set up, the CM3000 performed as expected. Testing with the Nighthawk Mobile App shows consistent speeds of 1.8-2.3Gbps download and over 340Mbps upload between the ISP and the CM3000. Now, I’m just left wondering what to do with the still-functional CM1100, which is perfect for a 1G plan.
Date published: 2024-11-14
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