Thunderbolt Technology is designed by Intel and codenamed as Light Peak. It’s an I/O technology with extremely high speed and dual-protocol I/O technology. These dual-protocol Input/output technologies are PCI Express and Display Port. By the help of single compact port, this revolutionary technology supports high resolution display and high performance data devices. It creates new standard for speed, simplicity and flexibility. Basically Thunderbolt performs the task of an interface between peripheral devices and computer through expansion bus.