Wikipedia
Thunderbolt is the brand name of a hardware interface for the connection of external peripherals to a computer It has been developed by Intel, in collaboration with Apple It was initially marketed under the name Light Peak, and first sold as part of an end-user product on 24 February 2011Thunderbolt combines PCI Express (PCIe) and DisplayPort (DP) into two serial signals, and additionally provides DC power, all in one cable Up to six peripherals may be supported by one connector through various topologies Thunderbolt 1 and 2 use the same connector as Mini DisplayPort (MDP), whereas Thunderbolt 3 and 4 reuse the USB-C connector from USB
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