Intel is at the National Association of Broadcasters (NAB) show in Las Vegas talking about advancements in Thunderbolt technology. The silicon chip giant is also previewing its Falcon Ridge controller running at 20Gbs, enabling 4K video file transfer and display simultaneously.
http://www.notebookcheck.net/Intel-previews-Thunderbolt-controller-codenamed-Falcon-Ridge-running-at-20Gbs.90967.0.html