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 survey, they were ranked second (behind eMachines). Lenovo was named the most environment-friendly company in the electronics industry by Greenpeace in 2007 but has since dropped to place 14 of 17 as of October 2010. The Lenovo ThinkPad T60p received the Editor's Choice award for Mobile Graphic Workstation from PC Magazine. Lenovo ThinkPad X60 is the PC Magazine Editor's Choice among ultra-portable laptops. The Lenovo ThinkPad T400-Series was on PC World's Top 100 Products of 2009. ThinkPad laptops, by 2003, were the only laptops certified for use on the International Space Station. As of 2017, they currently operate on Linux,