Engadget is at NAB in Las Vegas, Nevada checking out the latest technology from Intel. Intel debuted an upgraded Thunderbolt technology capable of 20 Gbps in both directions. This is double that of the previous Thunderbolt iteration, which was only capable of 10 Gbps.
Intel stated that they currently have around 200 licensees and added that more Thunderbolt devices should be coming in the upcoming months. Intel also added that thinner Thunderbolt cables are in the works. The upcoming controller is code-named Redwood Ridge and Intel added that it will be built into some of Intel's upcoming Haswell processors.
Falcon Ridge, the next-gen Thunderbolt technology, will enable 4K video file transfer and display. This will be in addition to being capable of 20 Gbps transfer. The technology will be backwards compatible with previous cables and connectors.