<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 i5-2xxx Lenovo ThinkPad T420, Intel® Core™ i5, 2.5 GHz, 35.6 cm (14"), 1600 x 900 pixels, 4 GB, 500 GB Lenovo ThinkPad T420. Processor family: Intel® Core™ i5, Processor model: i5-2450M, Processor frequency: 2.5 GHz. Display diagonal: 35.6 cm (14"), HD type: HD+, Display resolution: 1600 x 900 pixels. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM. Total storage capacity: 500 GB, Storage media: HDD, Optical drive type: DVD±RW. On-board graphics card model: Intel® HD Graphics 3000. Mobile network generation: 3G. Operating system installed: Windows 7 Professional. Weight: 2.2 kg http://www.evogadget.com/lenovo-thinkpad-t420/ The ThinkPad T line developed by Lenovo is a very good selling name. This series will always be remembered for making superb mainstream business systems. If you're into excellent keyboards, smashing performance and best materials, you should totally check... The Lenovo ThinkPad T420 is a notebook which will take you through fire and water. The most amazing spec is the battery and the most amazing feature is the keyboard. You'll have to refrain from getting it if you're all about a light and thin gadget.... https://www.techadvisor.co.uk/review/laptops/lenovo-thinkpad-t420-review-3299526/ No one ever got fired for buying a ThinkPad, as the saying goes, and without a doubt no one will get fired for buying the latest Lenovo ThinkPad T420. This scintillatingly fast Sandy Bridge refresh of the familiar business-black, boxy-but-impressive, a... The Lenovo ThinkPad T420 is solidly constructed and offers racehorse performance. It's highly configurable with multiple warranty options, as befits a business laptop. Just about every IT person we know swears by the T series, for their clients and the...