Appendix B. Notice for USB connector name update
The USB Implementers Forum published a revision of the guideline for USB connector names in September,
2022. Lenovo follows the revised guideline and updates USB connector names accordingly. You can refer to
the table below for naming update details.
Current name
USB-A connector (Hi-Speed USB)
USB-A connector (USB 5Gbps)
USB-A connector (USB 10Gbps)
USB-A connector (USB 5Gbps, Always On USB)
USB-A connector (USB 10Gbps, Always On USB)
USB-C connector (USB 5Gbps)
USB-C connector (USB 10Gbps)
USB-C connector (USB 20Gbps)
USB-C connector (USB4 20Gbps)
USB-C connector (USB4 40Gbps)
USB-C connector (Thunderbolt 3)
USB-C connector (Thunderbolt 4)
© Copyright Lenovo 2024
Previous name
USB-A 2.0 connector
USB-A 3.2 Gen 1 connector
USB-A 3.2 Gen 2 connector
Always on USB-A 3.2 Gen 1 connector
Always on USB-A 3.2 Gen 2 connector
USB-C (3.2 Gen 1) connector
USB-C (3.2 Gen 2) connector
USB 3.2 Gen 2x2
USB 4 Gen 2x2
USB-C (USB 4) connector
USB-C (Thunderbolt 3) connector
USB-C (Thunderbolt 4) connector
71