ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR Legacy Intel® Core™ Processor Intel Core i3-2xxx DIRECTIVE (EU) 2022/2380 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 23 November 2022 (Part III) y Lenovo ThinkPad L520, Intel® Core™ i3, 2.1 GHz, 39.6 cm (15.6"), 1366 x 768 pixels, 4 GB, 320 GB Lenovo ThinkPad L520. Processor family: Intel® Core™ i3, Processor model: i3-2310M, Processor frequency: 2.1 GHz. Display diagonal: 39.6 cm (15.6"), Display resolution: 1366 x 768 pixels. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM. Total storage capacity: 320 GB, Optical drive type: DVD-RW. On-board graphics card model: Intel® HD Graphics 3000, Discrete graphics card model: Intel® HD Graphics. Operating system installed: Windows 7 Professional. Product colour: Black. Weight: 2.6 kg https://www.expertreviews.co.uk/laptops/50624/lenovo-thinkpad-l520-review Among the shiny consumer laptops that are Shopper's bread and butter, Lenovo's ThinkPad L520 sticks out. Its blocky, angular design; matt screen and unusual range of expansion ports shout "business laptop", but even though it also has Windows 7 Profess... The ThinkPad L520's styling will appeal to those who prefer function over form, and its fast processor, great keyboard and long battery life make it a sound business buy. ...