What is thunderbolt4?

Thunderbolt 4 is a hardware technology developed by Intel that offers high-speed connectivity between computers and peripheral devices. It comes with a maximum data transfer rate of 40Gbps and supports multiple 4K displays, power delivery up to 100W, and PCIe transfer speeds of up to 32Gbps. Thunderbolt 4 also features enhanced security with Intel VT-d based DMA protection and new cable and port requirements for compatibility. It is backward compatible with Thunderbolt 3 devices and USB-C devices, providing maximum flexibility for users. Thunderbolt 4 was released in 2020, and it is designed to improve the efficiency and productivity of modern computing by providing a faster and more reliable connection between devices.