DanielS_871 year ago000Do I need the split cable or is a single Thunderbold 3 cable sufficient?Show in original language (German)Diego_Marin1 year ago • purchased this product000purchased this product Helpful answerIt depends on the model of thinkpad, I have two (P1 and X1) for which the tunderbolt 4 doesn't provide enough power (the split is necessary for dock operation), and an E580 which works with the tunderbolt 4 alone. Show in original language (French)Comment1 comment