Energy Star er en international standard for energi-effektive forbrugsprodukter som er skabt i 1992. Enheder, der bærer Energy Star service mærkatet, bruger generelt 20% -30% mindre energi end gennemsnittet. ENERGY STAR <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 DIRECTIVE (EU) 2022/2380 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 23 November 2022 (Part III) y Lenovo ThinkPad Edge E520, Intel® Core™ i5, 2,3 GHz, 39,6 cm (15.6"), 1366 x 768 pixel, 4 GB, 500 GB Lenovo ThinkPad Edge E520. Processorserie: Intel® Core™ i5, Processormodel: i5-2410M, Processorfrekvens: 2,3 GHz. Skærm diagonal: 39,6 cm (15.6"), Skærmopløsning: 1366 x 768 pixel. Intern hukommelse: 4 GB. Samlet lagringskapacitet: 500 GB, Optisk drevtype: DVD-RW. On-board grafikkort, model: Intel® HD Graphics 3000. Operativsystem installeret: Windows 7 Professional. Vægt: 2,4 kg