History of personal computers first common in high end systems, servers and workstations, and then gradually replaced 32-bit processors in consumer desktop and laptop systems since about 2005. In 2004, IBM announced the proposed sale of its PC business to Chinese computer maker Lenovo Group, which is partially owned by the Chinese government, for US$650 million in cash and $600 million US in Lenovo stock. The deal was approved by the Committee on Foreign Investment in the United States in March 2005, and completed in May 2005. IBM will have a 19% stake in Lenovo, which will move its headquarters to New York State
ThinkPad X series to be available in the UK on June 7, 2011. The specifications of the ThinkPad X1 laptop are given below: The ThinkPad X-series laptops released in 2012 by Lenovo were the X1 Carbon, X131e, X230 and X230t (tablet). In the T, W, and L series the models Thinkpad T430, T430s, T530, W530, L430 and L530 were also released. In early August 2012, Lenovo released the ThinkPad X1 Carbon announced on .<ref name="release X1 Carbon,X230,X230t,T430,T430s,T530,W530,L430,L530,Series 3/USB 3.0 Dock"></ref> The X1 Carbon weighs 1.35 kg, has a battery life of roughly eight hours, and has a start-up time of less than 20