What is the difference between a Kensington vs Noble lock / slot? Dell XPS, Inspiron, Latitude & Chromebook laptops probably have a Noble Wedge slot which is different to the old T-bar / Kensington slot. We will explain what the difference is between a Kensington T-bar slot and a Noble Wedge slot and the cable solutions that fit. Discount Offer - Coupon code : Intro2021 - Ends December 2021 see bottom of page.