NETGEAR DOCSIS 3.0 Cable modem(CM500-100NAS)


Zooming Fast High-Speed Cable Internet Access
With speeds up to 680Mbps and 16x faster than 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 Provides like Comcast XFINITY and Time Warner Cable.

The NETGEAR CM500 High Speed Cable Modem provides a connection to high-speed cable Internet with speeds up to 680Mbps. It is CableLabs certified and with DOCSIS 3.0 is 16X faster than 2.0. A Gigabit Ethernet port provides faster access and downloads.


  • Up to 680 Mbps download and upload 4k streaming speed for streaming HD videos, faster downloads, and high-speed online gaming
  • Ideal for XFINITY Internet Blast and Extreme Customers & Time Warner Maxx customers (up to Ultimate 300 plans)
  • Fast self-activation Comcast for XFINITY customers – Get connected without a service call
  • CableLabs Certified for U.S. Cable Internet Services – DOCSIS 3.0 is 16 times faster than DOCSIS 2.0
  • 16 down stream and 4 up stream channels for efficient and reliable cable network performance
  • Save money over time by owning your cable equipment and avoiding monthly rental charges from your Internet provider
  • Gigabit Ethernet port – Fastest wired speeds to connect your router or computer


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 – (16 x 4) 680Mbps download & 132Mbps upload
  • Certified for Comcast XFINITY and Time Warner Cable – Ideal for XFINITY Internet Blast and Extreme Customers & Time Warner Maxx customers (up to Ultimate 300 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
  • Advanced Quality of Service (QoS)
  • IPv6 support (Internet Protocol Version 6)

Product Diagram


System Requirements

  • Cable Broadband Internet service
  • Please check your cable Internet service provider web site for data speed tier compatibility
  • Microsoft Windows 7, 8, 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: 2.36 x 4.88 x 7.28 in (60 x 124 x 185 mm)
  • Weight: 0.62 lb (0.28 kg)

Package Contents

  • High Speed Cable Modem – DOCSIS 3.0 (CM500)
  • Ethernet cable
  • Power adapter
  • Quick install guide


Maximum rate is derived from DOCSIS 3.0 specifications and actual throughput will vary depending on your Internet subscription with your provider. NETGEAR makes no express or implied representations or warranties about this product’s compatibility with any future standards.


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