Intel introduced the Thunderbolt platform in 2011 at a time when USB 3.0 was all the rage and could transfer data at speeds up to 5Gbps. Thunderbolt was capable of twice that, 10Gbps, plus it could transfer multiple types of data - not just serial data to storage devices.
Thunderbolt 4 succeeded Thunderbolt 3. However, it doesn't offer faster speeds - it's still 40Gbps maximum - and the USB Type-C connector port is still the same.
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