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 Amazing performance, blazing fast startups, brilliant HD video, and graphics, battery life that lasts as long as you do, and speed that keeps up with your imagination, that's what you'll find in the 6th Gen Intel® Core™ processors—Intel's best ever. Intel Core i5-6xxx DELL OptiPlex 24, 60.5 cm (23.8"), Full HD, Intel® Core™ i5, 4 GB, 500 GB, Windows 7 Professional DELL OptiPlex 24. Product type: All-in-One PC. Display diagonal: 60.5 cm (23.8"), HD type: Full HD, Display resolution: 1920 x 1080 pixels, Screen shape: Flat. Processor family: Intel® Core™ i5, Processor frequency: 3.2 GHz. Internal memory: 4 GB, Internal memory type: DDR4-SDRAM. Total storage capacity: 500 GB, Storage media: HDD. Built-in camera. Optical drive type: DVD Super Multi. Operating system installed: Windows 7 Professional. Product colour: Black https://www.techradar.com/reviews/pc-mac/pc-mac-desktops/dell-optiplex-24-7000-7440-all-in-one-1315776/review No, laptops, tablets and smartphones haven't killed the market (and demand) for traditional desktops.Sure, tastes have evolved over the past decade with a gradual shift, thanks partly to Apple and its iMac, to all-in-one (AIO) PCs, but from an overall per... Solid enough performance, Optional touchscreen, Great management and security features Unspectacular components, Quite heavy, Relatively pricey compared to other AIOs Dell's all-in-one is a quality effort with a combination of decent hardware and impressive software solutions, though it doesn't come cheap...