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 <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 Does not contain "conflict minerals": tantalum, tin, tungsten, and gold. Y Legacy Intel® Core™ Processor Intel Core i5-3xxx Lenovo ThinkCentre Edge 72, 3,2 GHz, Intel® Core™ i5, 4 GB, 500 GB, Súper multi DVD DL, Windows 7 Professional Lenovo ThinkCentre Edge 72. Frecuencia del procesador: 3,2 GHz, Familia de procesador: Intel® Core™ i5, Modelo del procesador: i5-3470. Memoria interna: 4 GB, Tipo de memoria interna: DDR3-SDRAM, Velocidad de reloj de memoria: 1600 MHz. Capacidad total de almacenaje: 500 GB, Unidad de almacenamiento: Unidad de disco duro (HDD), Tipo de unidad óptica: Súper multi DVD DL. Modelo de adaptador gráfico incorporado: Intel® HD Graphics 2500. Sistema operativo instalado: Windows 7 Professional, Arquitectura del sistema operativo: 64-bit. Fuente de alimentación: 180 W. Tipo de chasis: SFF. Tipo de producto: PC