<b>Higher Performance When You Need It Most</b> Intel® Turbo Boost Technology 2.01 accelerates processor and graphics performance by increasing the operating frequency when operating below specification limits. The maximum frequency varies depending on workload, hardware, software, and overall system configuration. 2.0 Legacy Intel® Core™ Processor Intel Core i7-2xxx Lenovo ThinkPad T520 + Mini Dock Series 3, Intel® Core™ i7, 2.7 GHz, 39.6 cm (15.6"), 1600 x 900 pixels, 4 GB, 500 GB Lenovo ThinkPad T520 + Mini Dock Series 3. Processor family: Intel® Core™ i7, Processor model: i7-2620M, Processor frequency: 2.7 GHz. Display diagonal: 39.6 cm (15.6"), HD type: HD+, Display resolution: 1600 x 900 pixels. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM. Total storage capacity: 500 GB, Optical drive type: DVD-RW. On-board graphics card model: Intel® HD Graphics 3000. Mobile network generation: 3G. Discrete graphics card model: NVIDIA® NVS™ 4200M. Operating system installed: Windows 7 Professional. Weight: 2.73 kg https://www.laptopmag.com/reviews/laptops/lenovo-thinkpad-t520 In the business notebook category, Lenovo continues to be the company to beat, and it looks to continue its dominance with the ThinkPad T520. Thanks to a Core i5 processor and Nvidia graphics, this 15-inch $1,299 system can handle just about any task. ... Fast boot time, Great keyboard, High-resolution display, Extra-long battery life No USB 3.0, Small touchpad, Bulky design The 15.6-inch Lenovo ThinkPad T520 is a business workhorse, offering solid performance and graphics, excellent battery life, and a great keyboard. https://www.notebookcheck.net/Review-Lenovo-Thinkpad-T520-Notebook.51596.0.html Simultaneous to the T420 , we also looked at a 15.6 inch model from the T520 range. Here, the only significant change in comparison to the T510 is also the hardware refresh with the new Sandy Bridge processors from Intel. Our test device's exact name is ... Good application performance, Optimus technology, Extensive communication configuration, Pleasant input devices, Keyboard light, Battery options, Display port, sRGB coverage and very good contrast Vertical viewing angles, No USB 3.0 Lenovo Thinkpad T520As could be seen in the T420, many things have remained untouched, apart from the performance increase that was to be awaited with the new processor generation. This is just as true for the case's design as for the pre-installed, conve... Certain notebooks gain a reputation over the years, be it good or bad. The Lenovo ThinkPad-series has been one of those families that has grown for almost 20 years, while still retaining the namesake of being one of the best business notebooks money c... The Lenovo ThinkPad T520 proved itself to be worthy notebook for business-users and enthusiasts alike. Featuring the latest Sandy Bridge components, the T-series offered excellent battery life while still knocking our socks off in system performance. ...