Introducing the All-New Fire HDX - Higher Performance, Exclusive New Audio, the Fastest Wi-Fi, and Still Startlingly Light with a Stunning HDX Display Fast and fluid-Fire HDX 8.9 is powered by the latest generation quad-core 2.5 GHz processor and a 70% faster graphics engine Perfect color, 339 ppi HDX display features Dynamic Light Control which automatically adjusts the color of the display to make the pages of a book more closely resemble a piece of paper in any light New Fire Keyboard is the thinnest and lightest full-featured tablet keyboard, with a trackpad that makes productivity and navigation easier than ever -- -- -Amazon today introduced the all-new Fire HDX 8.9, which combines a startlingly light design and stunning HDX display with a new, more powerful processor, exclusive Dolby Atmos and the latest Dolby Audio, and all-new Fire OS 4 'Sangria' features and services.