Electrically, HyperTransport is similar to low-voltage differential signaling (LVDS) operating at 1.2 V. HyperTransport 2.0 added post-cursor transmitter deemphasis. HyperTransport 3.0 added scrambling and receiver phase alignment as well as optional transmitter precursor deemphasis.
EleCTrICALly, HyPERTraNsPort is sIMilaR to lOw-voltage difFerEnTial sigNalIng (Lvds) OperatIng At 1.2 V. hypertransport 2.0 ADdEd pOST-CuRsor tRAnsmitter dEemphAsIS. hYpertrAnspOrt 3.0 AddEd scramBLing AND ReceIver PhaSE alIgnMEnT as WeLl aS optIonal traNsmiTTer precurSOr deemphasis.