楼主问的是usb总线吗?按照最新命名法则,理论速度如下()里是之前的命名* I; U& b/ i% n
USB2.0 480Mbps 9 p$ J6 Q% t u1 tUSB3.2 Gen 1 5GMbs (=USB3.0=USB3.1 Gen 1)+ d. c; f2 ], \# y V( B
USB3.2 Gen 2 10GMbs(=USB3.1=USB3.1 Gen 2) & u: E8 a+ D+ kUSB3.2 Gen 3 20GMbs (=USB3.2). }! j, g6 Q- h9 b2 \% S
3 k5 {5 e. C* p& Q+ f# i