Does not contain "conflict minerals": tantalum, tin, tungsten, and gold. Y 4th Generation Intel® Core™ processors are based on Intel® microarchitecture formerly known as Haswell, manufactured on 22 nm process technology with 3D tri-gate transistors. This platform provides excellent CPU, graphics, media performance, flexibility, and enhanced security over the 3rd generation Intel® Core™ processors, making it ideal for a broad range of intelligent systems. Intel Core i3-4xxx Lenovo IdeaCentre C40-30, 54.6 cm (21.5"), Full HD, Intel® Core™ i3, 4 GB, 1 TB, Windows 8.1 Lenovo IdeaCentre C40-30. Product type: All-in-One PC. Display diagonal: 54.6 cm (21.5"), HD type: Full HD, Display resolution: 1920 x 1080 pixels, Touchscreen. Processor family: Intel® Core™ i3, Processor frequency: 1.7 GHz. Internal memory: 4 GB, Internal memory type: DDR3L-SDRAM. Total storage capacity: 1 TB, Storage media: HDD. Built-in camera. Optical drive type: DVD±RW. Operating system installed: Windows 8.1. Product colour: White https://www.slashgear.com/four-things-to-know-about-the-lenovo-c40-aio-pc-20389780/ Lenovo has another all-in-one PC available, and this one is targeted at the every-person. The PC user who needs to do a little bit of everything and nothing too demanding: homework, research, a business report or two. We recently reviewed it, but maybe yo... https://www.slashgear.com/review-lenovo-c40-a-general-purpose-all-in-one-pc-19389414/ Lenovo is most vocal about its laptops, but the company has more than a few all-in-one systems, some of which we've seen in the past. Latest to join them is the Lenovo C40, which recently launched and brings with it -- with this particular model, at least... The Lenovo C40 costs $599.99 USD, and so falls into the mid-tier — it is within the budget of many PC shoppers, and so meets the sweet spot between budget-friendliness and performance. Those who need a home PC, a work PC, a school PC, will all find the C4... https://www.computershopper.com/desktops/reviews/lenovo-c40 For such a small sum, the C40 is an attractive option for families in need of a basic, space-saving touch-screen PC for getting online, light productivity and schoolwork, and passive entertainment pursuits. If we had to specify the types of families for w... Bargain-basement price, Impressive speakers, Sturdy base Pokey performance, Boring design The Lenovo C40 is about as basic as basic gets, but this 21.5-inch touch-screen all-in-one can be a useful Internet portal for the budget-minded. Read More…... https://www.tomsguide.com/us/lenovo-c40,review-2871.html The C40 keeps things simple with a glossy black front, thick bezels around the sides and a plastic mesh grille covering the speaker on the PC's chin. The Y-shaped base provides stable footing and tilt adjustments, but if you're looking to raise the displa... Budget friendly, DVD drive, HDMI-in port Weak performance, Too much bloatware, Screen has no height adjustment If you can find it for less than full price, it's easy to like Lenovo's C40 all-in-one with its 21.5-inch display and handy HDMI-in port...