NETGEAR Cable Modem 24x8 DOCSIS 3.0 Max Speed 960Mbps | Certified for XFINITY by Comcast, Spectrum, COX & More (CM600) Compatible with Comcast Xfinity, Time Warner Cable, Charter, Cox, Cablevision, and more. Requires Cable Internet Service Not compatible with: Verizon, AT&T, or CenturyLink Cable Modem only (no WiFi router).Memory: 8 MB NOR flash and 128 MB RAM Support Cable Internet Service plans up to 300Mbps. Recommended for all speed tiers up to 500 Mbps. Separate router required for WiFi. 24x8 channel bonding DOCSIS 3.0 Cable Modem with 1 Gigabit Ethernet port. DOCSIS 3.0 unleashes 8x faster download speeds than DOCSIS 2.0 Ideal for streaming 4K UHD content, fastest downloads, and high-speed online gaming