Lenovo been produced and sold by Lenovo since 2005. ThinkCentre computers typically include mid-range to high-end processors, options for discrete graphics cards, and multi-monitor support. Similar to the ThinkPad line of computers, there have been budget lines of ThinkCentre branded computers in the past. Some examples of this include: M55e series, A50 series, M72 series. These "budget" lines are typically "thin clients" however. The ThinkServer product line began with the TS100 from Lenovo. The server was developed under agreement with IBM, by which Lenovo would produce single-socket and dual-socket servers based on IBM's xSeries technology. An additional feature of the server
Virtual Computer would manage one. Virtual Computer was founded in November 2007 by the founder of Virtual Iron, Alex Vasilevsky, and the former co-founder and General Manager of Guardent, Dan McCall. The company was backed by investors including Highland Capital Partners and Flybridge Capital Partners. Virtual Computer has received over $20 million in funding from Highland Capital Partners, Flybridge Capital, and Citrix. In March 2011, Virtual Computer announced its collaboration with Lenovo to optimize Virtual Computer’s NxTop client virtualization and management solution on Lenovo's business-oriented systems. These include select models of Lenovo's ThinkCentre A and M series desktops and ThinkPad T and