Comcast has demonstrated internet speeds greater than 4 gigabits per second (Gbps) in both directions using a Broadcom chip.

SpeedTest.net this week announced its first-ever awards for ISPs in the U.S. and it found that Comcast’s Xfinity was the fastest overall service with an average download speed of just under ...

WASHINGTON (AP) - Comcast Cable Communications plans a test offering of Juno Online Services - the nation's No. 3 Internet provider - over its high-speed Internet cable lines.