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DOCSIS® 3.0 24x8

High Speed Cable Modem

Blazing Fast High-Speed Cable Internet Access

With speeds up to 960 Mbps and 24X faster than DOCSIS 2.0 devices, this High-Speed Cable Modem gives you speed to spare whether you are streaming or gaming. Plus there are no monthly rental fees. CableLabs DOCSIS 3.0 certified to work with Cable Internet Providers like XFINITY® from Comcast, Spectrum and Cox Internet plans.

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Model: CM600-1AZNAS
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The NETGEAR CM600 High Speed Cable Modem provides a connection to high-speed cable Internet with speeds up to 960 Mbps. It is CableLabs® certified and with DOCSIS® 3.0 is 24X faster than 2.0. A Gigabit Ethernet port provides faster access and downloads.

  • Up to 960Mbps‡ download for streaming HD videos, faster downloads, and high-speed online gaming —Ideal for XFINITY® Blast/Extreme and Spectrum® Internet plans
  • Works with U.S. cable Internet providers XFINITY® from Comcast, Spectrum®, Cox®, Cablevision & more (not compatible with Cable bundled voice services)
  • Fast web self-activation for XFINITY customers—Get connected without a service call
  • CableLabs® Certified for U.S. Cable Internet Services—DOCSIS® 3.0 is 24 times faster than DOCSIS 2.0
  • 24 downstream & 8 upstream channels providing efficient and reliable Internet access
  • Save money over time by owning your cable equipment and avoiding monthly rental charges from your Internet provider—up to $168 per year*
  • Gigabit Ethernet port—Fastest wired speeds to connect your router or computer
Product Number
Product Thumbnail
WiFi Performance
  • Not Applicable
Product Diagram
Number of Ethernet Ports
  • One (1) Gigabit Ethernet port with auto-sensing technology
Key Features
  • Designed to meet DOCSIS 3.0 specifications and backward compatible with DOCSIS 2.0 networks
  • Fast download and upload speed—24x8 Channel Bonding enables 960 Mbps‡ download
  • Certified for XFINITY® from Comcast, Spectrum® and Cox® Internet plans
  • IPv6 next generation Internet addressing support
  • Gigabit Ethernet port with auto-sensing technology
  • Simple—CD-less installation
  • Memory: 8 MB NOR flash and 128 MB RAM
  • DOCSIS Quality of Service (QoS)
System Requirements
  • Cable Broadband Internet service
  • Please check your cable Internet service provider web site for data speed tier compatibility
  • Microsoft® Windows® 7, 8, 10, Vista®, XP, 2000, Mac OS®, or other operating systems running a TCP/IP network
  • Microsoft® Internet Explorer® 5.0, Firefox® 2.0, Safari® 1.4, or Google Chrome 11.0 browsers or higher
Physical Specifications
  • Dimensions: 8.7 x 5.3 x 2.4 in (222.7 x 135.6 x 87 mm)
  • Weight: 1.0 lb (0.45 kg)
Package Contents
  • High Speed Cable Modem—DOCSIS 3.0 (CM600-1AZNAS)
  • Ethernet cable
  • Power adapter
  • Quick install guide

Maximum rate is derived from DOCSIS® 3.0 specifications and actual throughput will vary depending on the MSO provisioning and speed tier subscription. Check your cable Internet service provider web site for data speed tier compatibility.

NETGEAR makes no express or implied representations or warranties about this product’s compatibility with any future standards.

Customer-owned modems may not be compatible with certain cable networks. Please check with your cable provider to confirm this NETGEAR modem is allowed on your cable network. This product not compatible with Cable bundled voice services.

* Equipment rental fees vary by service providers.

NETGEAR Warranty

  • This product is backed by a NETGEAR limited 1-year Hardware Warranty.
  • 24/7 basic technical support provided for 90 days from purchase date, when purchased from a NETGEAR authorized reseller.


Ultimate Speed

The CM600 cable modem supports up to 960Mbps and can be used with your provider's fastest cable internet speed tiers. Whether you're simply surfing the web or streaming multiple HD videos simultaneously, you'll stay connected with speed and reliability.

Lose The Lease.

Is your cable ISP charging you every month just to use their modem? Reduce your bill and bring-your-own-modem. The CM600 is ideal for XFINITY® Blast/Extreme Internet plans.



Save Shelf Space.

The narrow profile of the CM600 lets you tuck it away behind other components and keeps your valuable shelf space open.