Does not contain "conflict minerals": tantalum, tin, tungsten, and gold. Y Legacy Intel® Core™ Processor Intel Core i3-3xxx Lenovo B540, 58.4 cm (23"), Full HD, Intel® Core™ i3, 4 GB, 500 GB, Windows 8 Lenovo B540. Product type: All-in-One PC. Display diagonal: 58.4 cm (23"), HD type: Full HD. 3D. Display resolution: 1920 x 1080 pixels, Touchscreen. Processor family: Intel® Core™ i3, Processor frequency: 3.3 GHz. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM. Total storage capacity: 500 GB, Storage media: HDD, Optical drive type: DVD-RW. Operating system installed: Windows 8. Product colour: Black The Lenovo IdeaCentre B540 is a moderately priced touchscreen all-in-one desktop PC with a decent, if unremarkable, feature set. For £799, you get a full touchscreen Windows 8 experience on a reasonably equipped, nicely designed system – although the olde... 1,920 x 1,080 10point touchscreen, Easy to service, Reasonably priced Could use more tilt range, Older Intel HD Graphics 2000, No HDMI input The Lenovo IdeaCentre B540 makes a decent enough showing against the competition, but the older processor holds it back a little in terms of performance – although the CPU is obviously part of the reason why Lenovo has been able to pitch the PC’s price ... Usually when you think of all-in-one computers you think iMacs and high-end PCs, such as the Asus ET2700INTS. But there are also more reasonably-priced all-in-ones, like the Lenovo IdeaCentre B540... Quiet, Processing power, Elegant design, Reasonable energy use, Decent wireless keyboard & mouse, Builtin TV tuner remote control Glossy screen, Not for gaming, Onscreen colours could be more accurate (Delta E = 5.2) The Lenovo IdeaCentre B540 may not rival the all-time references in all-in-one PCs (such as the Asus ET2700INTS) in terms of raw performance, materials and connectivity, but it's also more affordable. The processing power is excellent and the TV tuner is ...