Lenovo’s notebooks span the entire spectrum, offering low-cost models such as the G530, netbooks such as the IdeaPad Y530, and high-end models such as the ThinkPad W700. Today, we’re taking a closer look at Lenovo’s newest offering, the ThinkPad T400s, a thin and light model that’s designed to give users a blend of portability, performance, and energy-efficiency. This notebook is the company’s thinnest and lightest T Series model, weighing 3.91 pounds and measuring just 0.82 inches thick. The T400s incorporates