Unlock faster cable internet speeds that can only be accessed with the latest DOCSIS® 3.1 mid/high-split technology. The Nighthawk® CM2500 cable modem powers your digital lifestyle with download speeds up to 2Gbps and upload speeds up to 1Gbps‡ for better capacity, efficiency, and response times.
Your entire family can enjoy lag-free gaming, crisp video conferencing, smoother music and video streaming, and easy remote access to your home security cameras. Watch pages load instantly and eliminate lag times thanks to NETGEAR’s DOCSIS® 3.1 Active Queue Management and OFDMA which dramatically improve response times and overall performance.
Get multi-gig speeds up to 2Gbps by connecting the two 1 Gig ports to a router that supports internet with link aggregation. To push your Nighthawk’s performance even further, you can pair the CM2500 with a NETGEAR WiFi 6E or WiFi 7 router or with our amazing Orbi system. The Nighthawk CM2500 works seamlessly with every major U.S. cable service provider.
- Unlock Faster Cable Internet Speeds — Enjoy 20% more spectrum overall and faster internet speeds that can only be accessed with the latest DOCSIS® 3.1 mid/high-split technology.
- Upgrade Your Modem Technology — With DOCSIS® 3.1 mid/high-split technology, this cable modem delivers download speeds up to 2Gbps and upload speeds up to 1Gbps.
- Download Faster — Impressive download speeds power your digital lifestyle with enhanced speed, capacity, efficiency, and response times.
- Upload Faster — 10x faster upload speeds for seamless multi-family gaming, video conferencing, and uploading even the largest files - simultaneously.2 Plus, provides easy remote access to your home security cameras and files on your NAS.
- Combine Multi-Gigabit ISP Speeds with More NETGEAR Innovations — For the ultimate in performance, simply combine our MultiGigabit speeds of up to 2Gbps with one of NETGEAR’s award-winning WiFi 6E or WiFi 7 routers or Orbi systems.
- Save Money Every Single Month — Instead of renting a cable modem from your ISP, purchase your own high-performance modem and save up to $300 a year in fees.
- Take on Future Internet Speeds — With mid/high-split technology to access today’s faster speeds, you’ll be prepared to take on future network speeds at much higher performance levels.
- Connect for Multi-Gigabit — Reach up to 2Gbps by connecting the two 1Gig ports to a router that supports Internet with link aggregation.
- Experience Faster, Smoother Loading — Watch pages load instantly and eliminate lag times while online gaming and video conferencing. DOCSIS® 3.1 Active Queue Management and OFDMA dramatically improve response times and overall performance.
- Wider Compatibility — DOCSIS® 3.1 is fully backward compatible with DOCSIS® 3.0 mid-split spectrum and supports all major internet service providers.
- More Energy-efficient — Using the latest low-power chip reduces power for more efficient operation and extends the overall modem lifespan.
- Saves Space While Being Stylish — Functional yet elegant, this modem’s small footprint fits nicely into any space – while looking sharp and never being cumbersome.
- 32 downstream and 8 upstream SC-QAM channels
- 2 OFDM Downstream channels and 2 OFDMA Upstream channels
- DOCSIS® Quality of Service (QoS)
- Two (2) LAN 1Gbps Gigabit Ethernet ports with support for link aggregation
- One (1) WAN coaxial cable connection
- IPv6 next-generation internet addressing support
Up to 2Gbps download speeds powers your demanding digital lifestyle with flawless video and music streaming, more responsive online gaming, and rapid app downloads.
Engineered with mid/high-split DOCSIS 3.1 technology, CM2500 enables upload speeds up to 1Gbps for smooth, uninterrupted video conferencing while uploading even the largest files – simultaneously.
For the ultimate in performance, combine CM2500 multi-gigabit speeds with an award-winning NETGEAR WiFi 6E or WiFi 7 router or mesh system.
Own your own high-performance modem for maximum flexibility to connect a WiFi router that best meets your needs while also eliminating monthly rental fees.
For Gig speeds throughout your home, link modem’s gigabit port to a NETGEAR WiFi 7 router or mesh system.
CM2500 |
CM3000 |
CM2050V |
CM1200 |
CM1000 |
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| Modem Technology | DOCSIS 3.1 Mid/high-split | DOCSIS 3.1 Mid/high-split | DOCSIS 3.1 | DOCSIS 3.1 | DOCSIS 3.1 |
| Max Download Speed | 2.0 Gbps (w/ link aggregation) | 2.5 Gbps | 2.5 Gbps | 2.0 Gbps (w/ link aggregation) | 1.0 Gbps |
| Max Upload Speed | 1 Gbps | 1 Gbps | 500 Mbps | 500 Mbps | 216 Mbps |
| Ethernet LAN Ports | 2 x 1 G | 1 x 2.5 G + 2 x 1 G | 1 x 2.5 G | 4 x 1 G | 1 x 1 G |
| Voice Ports | 0 | 0 | 2 | 0 | 0 |