Each of these 4K wallpapers (that's 3840x2160, pixel fans) has been set to a desktop-friendly 16:9 aspect ratio, and with minimal compression so they look super sharp on your monitor.

Samsung reportedly creating 5.9-inch 4K Super AMOLED display The new Ultra HD screen could be ready in time for Samsung's next Galaxy Note device, according to blog site Phone Arena.

Today I stumbled upon Microsoft’s 4K rendering of the Windows XP wallpaper Microsoft Design site has a ton of attractive wallpapers, retro and otherwise.

Samsung teases an incredible new mobile display, a 6-inch 4K display that should make it into the Galaxy Note 5, and even the Oculus Rift CV1.