Netgear CM1000 DOCSIS 3.1 Cable Modem

Netgear introduces CM1000 new high speed DOCSIS 3.1 cable modem delivering internet speeds of up to 1.4Gbps downstream. DOCSIS 3.1 is 10 times faster than DOCSIS 3.0 and is backward compatible with DOCSIS 3.0.

What this product does

Netgear CM1000 is designed with tower form factor to save space on your table. This modem is ideal for connecting to new high speed wifi routers including routers based on wireless AC5300 such as Netgear Nighthawk X8, and even ideal for new models of whole home wifi systems such as Orbi by Netgear or Amplifi home wifi system which demands high bandwidth capacity.

Why you should upgrade your current modem or your aging cable modem with this product if yours is still operational? This is the modem that works today is ready for future internet technology.


Netgear CM1000 is the first DOCSIS 3.1 cable modem available in the market today and it works with XFINITY from Comcast. DOCSIS 3.1 is the future of high speed cable modem with top speeds of up to 10,000Mbps (10Gbps) internet speed, 10x much faster than high speed DOCSIS 3.0 cable modem.

This modem is certified for XFINITY from Comcast which is ready with DOCSIS 3.1 infrastructure and is still compatible with DOCSIS 3.0 with downstream speed of up to 1.4Gbps, 32x channel bonding.

Currently you can find few models of DOCSIS 3.0 cable modem with similar 1Gbps internet speed including Surfboard SB6190 by Arris, new Netgear CM700, and couples of modem router gateway including Surfboard SBG7580AC by Arris and Netgear Nighthawk C7000.

Easy to install

The good thing for XFINITY customers is that this modem is fast self-activation for XFINITY customers, just connect and no service call to the provider is required and you are back to business. Installation is easy without an installation CD.

Netgear CM1000 is ideal for XFINITY Gigabit / Blast / Extreme Internet plans. With DOCSIS 3.1 cable modem you are ready for today’s highest speed cable modem and is ready for the future internet technology.

Netgear CM1000

Netgear CM1000 DOCSIS 3.1 cable modem,


  • DOCSIS 3.1 CableLabs certified, 10x faster than DOCSIS 3.0
  • Backward compatible with DOCSIS 3.0 ISP’s infrastructure
  • Internet downstream up to 1.4Gbps
  • 2 OFDM downstream & 2 OFDM upstream channels for DOCSIS 3.1 connection
  • 32 channel bonding downstream and 8 channel bonding upstream for DOCSIS 3.0
  • Works with XFINITY from Comcast
  • Not compatible with cable bundled with voice services
  • 1x Gigabit Ethernet Port with auto-sensing technology for router connection
  • Simple installation, No installation CD is required
  • Memory: 128 MB NAND flash and 256 MB RAM
  • IPv6 ready

Currently you can purchase this product in some online retailer shops including Amazon and CM1000 is tagged with the price around $179.00. Soon, Arris with similar model Surfboard SB8200 is coming in the market with the same DOCSIS 3.1 cable modem.

To learn more details about the product click the following product link:

Netgear CM1000 vs Surfboard SB8200

Another similar product you may also consider is introduced by Arris – Surfboard SB8200 DOCSIS 3.1 cable modem. This product has been approved by Comcast Xfinity and Cox Cable Surfboard SB8200 also has 2×2 OFDM/ OFDMA DOCSIS 3.1 channels capability of delivering up to 32 channels downstream and 8 channel upstream DOCSIS 3.0 .

Surfboard SB8200 with two Gigabit Ethernet Ports

Unlike Netgear CM1000 which is equipped with only one Gigabit Ethernet port, Surfboard SB8200 is equipped with two Gigabit Ethernet ports to allow you to create two separate gigabit home network with gigabit speeds.

Click here to learn more details Surfboard SB8200


Netgear CM1000 is the first DOCSIS 3.1 cable modem available in the market delivering internet speeds of up to 1.4Gbps. DOCSIS 3.1 technology delivers ten times faster than DOCSIS 3.0 cable modem. Similar product you may also consider is Arris Surfboard SB8200 which has two Gigabit Ethernet ports to allow you create two home networks.

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