ThinkPad UltraBay ThinkPad UltraBay UltraBay is originally IBM's name for the swappable drive bay in the ThinkPad range of laptop computers. When the Thinkpad product line was sold to Lenovo, the concept and the name stayed. Furthermore, it is used in some of Lenovo's own IdeaPad Y Series laptops. Introduced with the ThinkPad 750 series in 1995, this technology has gone through redesigns with almost every new generation of ThinkPad, which may lead to confusion. The following table gives an overview of the different UltraBay types, in which models they occurred and which drives are available for them. Note that the optical
Lenovo including its ThinkPad and ThinkCentre lines. As of January 2013, shipments of THINK-branded computers have doubled since Lenovo's takeover of the brand, with profit margins thought to be above 5%. Lenovo aggressively expanded the THINK brand away from traditional laptop computers in favor of tablets and hybrid devices such as the ThinkPad Tablet 2, ThinkPad Yoga, ThinkPad 8, ThinkPad Helix, and ThinkPad Twist; the shift came as a response to the growing popularity of mobile devices, and the release of Windows 8 in October 2012. Lenovo has achieved significant success with this high-value strategy and it now controls more than