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 RoHS stands for Restriction of Hazardous Substances. RoHS, also known as Directive 2002/95/EC, originated in the European Union and restricts the use of specific hazardous materials found in electrical and electronic products (known as EEE). All applicable products in the EU market after July 1, 2006 must pass RoHS compliance. The substances banned under RoHS are lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (CrVI), polybrominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), and four different phthalates (DEHP, BBP, BBP, DIBP). RoHS Legacy Intel® Core™ Processor Intel Core i5-xxx DIRECTIVE (EU) 2022/2380 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 23 November 2022 (Part III) y Lenovo ThinkPad X201, Intel® Core™ i5, 2.53 GHz, 30.7 cm (12.1"), 1280 x 800 pixels, 4 GB, 128 GB Lenovo ThinkPad X201. Processor family: Intel® Core™ i5, Processor model: i5-540M, Processor frequency: 2.53 GHz. Display diagonal: 30.7 cm (12.1"), Display resolution: 1280 x 800 pixels. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM. Total storage capacity: 128 GB, Optical drive type: DVD-RW. On-board graphics card model: Intel® HD Graphics, Discrete graphics card model: Intel® HD Graphics. Operating system installed: Windows 7 Professional. Product colour: Black. Weight: 1.47 kg https://www.expertreviews.co.uk/laptops/49886/lenovo-thinkpad-x201-review We weren't able to get our hands on the upcoming version of the Lenovo ThinkPad X201 (called the X201s) which has the new ultra-low-voltage Core i7 processor. However, as these run at very slow clock speeds, we think most people will be happier with th... Solid build quality and a comfortable keyboard are expected of a ThinkPad; the X201 adds desktop performance and a half-day of battery life...