Lenovo today at IFA 2012 Berlin event unveiled a whole new portfolio of Idea PCs primed for Windows 8. The portfolio includes a new IdePad U Series Ultrabook, IdeaPadY and Z Series laptops; all are powered by third generation Intel Core processors or AMD A-Series processors. The 15-inch IdeaPad U510 measures just 21mm thick and weighing under 2.2kg, and features third...