Intel Corporation Intel® DSL5520 Thunderbolt™ 2 Controller

The fastest connection to your PC Transforming device interconnectivity, Thunderbolt„¢ technology is a dual protocol I/O innovation that dramatically increases transfer performance with bi-directional 10 Gbps speed, and offers daisy chaining to multiple devices, providing flexibility and simplicity for innovative, thin system designs like laptops and Ultrabook. Rethink I/O transfer Enhancing performance with innovative design, Thunderbolt technology combines PCI Express and DisplayPort I/O protocols onto a single highly-efficient metaprotocol. Single cable transmission along with traffic routing management (supporting daisy chains and hot-plugging devices) and intelligent hardware controllers like PCIe deliver off-the-shelf connectivity to nearly any technology imaginable.