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 <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 DIRECTIVE (EU) 2022/2380 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 23 November 2022 (Part III) y Lenovo ThinkPad W520, Intel® Core™ i7, 2,2 GHz, 39,6 cm (15.6"), 8 GB, 320 GB, Windows 7 Professional Lenovo ThinkPad W520. प्रोसेसर फॅमिली: Intel® Core™ i7, प्रोसेसर मॉडेल: i7-2720QM, प्रोसेसरची वारंवारता: 2,2 GHz. डिस्प्ले डायगोनल: 39,6 cm (15.6"). इंटर्नल मेमरी: 8 GB, अंतर्गत मेमरीचा प्रकार: DDR3-SDRAM. स्टोअरेजची एकूण क्षमता: 320 GB, स्टोअरेज मीडिया: HDD, ऑप्टिकल ड्राइव्हचा प्रकार: DVD±RW. ऑन-बोर्ड ग्राफिक्स अडॅप्टर मॉडेल: Intel® HD Graphics 3000. स्थापित केलेली ऑपरेटिंग प्रणाली: Windows 7 Professional. वजन: 2,7 kg