1. USB3.0 yog qhov hloov kho tshiab ntawm USB2.0.
2. USB (Kev Caij Tsheb Npog Lub Tsheb Loj) yog hom tshiab ntawm cov thev naus laus zis nrog cov yam ntxwv ntawm kev sib hloov ceev ceev, txhawb rau cov txhaws kub, thiab muaj peev xwm txuas ntau yam khoom siv tib lub sijhawm. Tam sim no, muaj peb yam USB cuam tshuam: USB1.1, USB2.0 thiab USB3.0, uas tuaj yeem thim rov qab tau; raws li kev xav, kev xa mus ceev ntawm USB1.1 tuaj yeem ncav 12Mbps, thaum USB2.0 tuaj yeem ncav cuag 480Mbps, thiab USB3.0 tuaj yeem ncav cuag 5.0Gbps.
Peb, qhov sib txawv hauv qhov tsos. USB2.0 feem ntau yog xim dawb lossis xim dub, thaum USB3.0 feem ntau yog xim xiav interface.
