This 15.6 in / 39.6 cm Lenovo ThinkPad 20FH001QUS laptop computer is not only portable and powerful, it is also an energy saver. Delivering the power and functionality of a desktop, but with a much lower power consumption when plugged in makes it a good idea for home or office. Operating under the slogan “Different is better”, Lenovo has a built a reputation for forward-thinking designs, which have won the company several prestigious awards. Designed for users who care about performance, the 6th Generation Intel i5 Dual-Core Processor delivers dynamic power when its needed, without sacrificing battery life. This laptop has a 2.3 GHz speed processor that effectively handles fast-running programs for consistent and reliable performance. Operate multiple applications and browser tabs for enhanced performance with the 4 GB of memory capacity installed on this computer. With 500 GB of storage, users hanve more than enough space to keep favorite software, documents, songs, graphics and videos close at hand on this computer. Whether for home, business, or travel, a screen size of 15.6 in / 39.6 cm provides a comfortable viewing area without being too bulky. The fast and effective USB 3.0 connectivity is backwards compatible, so older USB 1.1 and 2.0 devices can still be used with this computer. To achieve the quick USB 3.0 speeds, however, a 3.0 compatible device and cable must be used. There's no more start menu on the included Microsoft Windows 7 operating system, which means users won't have to deal with unwanted features on startup.