USB Standard
USB4
USB4 is a USB-C-based architecture for high-speed data, displays, and shared link bandwidth.
USB4 characteristics
Compare its connector, data rates, architecture, and compatibility.
| Connector | USB Type-C |
|---|---|
| Original USB4 maximum | 40 Gbps |
| Current USB4 maximum | Up to 80 Gbps under USB4 Version 2.0 |
| Architecture | Supports multiple data and display protocols over a shared high-speed link |
| USB 3.2 compatibility | Supported |
| USB 2.0 compatibility | Supported |
| Thunderbolt relationship | Based in part on the Thunderbolt protocol specification contributed by Intel |
| Current status | Current high-performance USB architecture |
Sources: USB-IF USB4, USB-IF USB4 Specification v2.0, USB-IF Compliance Test Specifications, and USB-IF USB Type-C Cable and Connector Specification.