As one of the fastest and lightest mobile workstations in the industry, the 15" ThinkPad W520 offers users extraordinary performance with Intel Core processors. This is accompanied by phenomenal graphics and with an amazing dedicated graphics memory. The ThinkPad W520 provides the reliability, performance and features required by power users to handle specialized and graphically intensive applications with ease. The ThinkPad W520 redefines the standards of notebook performance with unprecedented computing power. Whether you need ISV certified reliability, extreme performance and response times, true colors or simply an amazing combination of performance and battery life in a mobile workstation, the ThinkPad W520 has been engineered to meet your need.