ThinkPad X series Gigabit LAN introduced on some models, IBM Security Sub System on some models. Specifications: Three years after the release of the X30, upon acquiring the ThinkPad division, Lenovo released the ThinkPad X41 ultraportable laptop and the ThinkPad X41 tablet. The X41 tablet was convertible, with the capacity to function as a tablet PC and an ultraportable laptop. The X32 was introduced in 2005. The numbering system was a bit confusing, as it was actually introduced after the X40, but using the older X3x chassis design. It was also a bit more powerful than the X40 and X41 units, due to
ThinkPad L series ThinkPad L series The ThinkPad L-series laptops from Lenovo were designed with the theme of "green". The first laptops in the series were described by Lenovo as being the environmentally friendliest products in the ThinkPad range. Key features that contributed to the eco-friendly tag were the use of recycled material for packaging and post-consumer recycled content (such as office water jugs and used IT equipment). The predecessor of the ThinkPad L series was the ThinkPad A series, conceived as a desktop replacement. The ThinkPad A series was discontinued in favor of two product lines, the ThinkPad R series and the