the droid maxx maintains a similar design shape to its predecessor, the droid razr hd, including the dupont kevlar unibody form. it included motorola's proprietary x8 mobile computing system, which consists of 8 cores: 2-core qualcomm snapdragon s4 pro applications processor, 4-core adreno 320 graphics processor, 1 low-power core for natural language processing, and 1 low-power core for contextual awareness processing to enable the new touchless control feature. the internal battery was increased in size to 3,500 mah. the on-screen buttons for back, home, and multitask functions were moved to off-screen capacitive soft-keys below the screen. the droid maxx also includes motorola's active notification feature.