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 Intel® Core™ Processors - Work, play, and create as quickly and seamlessly as your heart desires.<br><br>- Faster performance empowering people to focus, create, and connect like never before<br>- Raising the bar on connectivity<br>- Video editing just under a minute Intel Core i5-9xxx Lenovo IdeaCentre A540, 60.5 cm (23.8"), Full HD, Intel® Core™ i5, 8 GB, 1.12 TB, Black Lenovo IdeaCentre A540. 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, Panel type: IPS. Processor family: Intel® Core™ i5, Processor frequency: 1.8 GHz. Internal memory: 8 GB, Internal memory type: DDR4-SDRAM. Total storage capacity: 1.12 TB, Storage media: HDD+SSD. On-board graphics card model: Intel® UHD Graphics 630. Built-in camera. Product colour: Black https://www.toptenreviews.com/home-computers-lenovo-ideacentre-review The Lenovo Ideacentre desktop PC is made by Lenovo, a prolific computer manufacturer with a range that crosses from traditional tower cases to tiny form factors and all-in-one designs. These last machines are probably the most interesting, both from a des... Nicely designed all-in-ones, Good range of modern CPUs, Touchscreens No USB-C, Some CPUs lag behind, Slow hard drives All-in-one desktop PCs often look good, and the Lenovo IdeaCentre range is no ugly duckling. There's one particular model, the A540, that really caught our eye. This model can also be specced into a powerful and capable machine, but there are plenty of ot... https://techaeris.com/2015/08/30/lenovo-a540-review-small-footprint-big-computer/ When I first found out that the Lenovo A540 All-In-One was on its way, I had a flashback to my very first computer – a Tandy TRS-80 (affectionately referred to by those who worked with it as a “trash 80”) with an external hard drive. I was the envy of my... Large display, small footprint Wireless mouse may cause some headaches If you're looking for an all-in-one multitouch device that doesn't take up a lot of space but gives you good screen real estate to work with, the A540 definitely deserves a look. You'll have lots of room for multitasking and it should handle most of what...