For over ten years, desktop computers and laptops are equipped with processors capable of running 64-bit software platforms. First stages of this migration is over, and now the choice between 32-bit and 64-bit environment is determined, in fact, only the user's intention to establish a 3-4 GB of RAM.
Mobile devices such as tablets and smartphones are just getting ready to step into the 64-bit world, and Apple in this regard succeeded in September last year to provoke competitors. Major manufacturers of processors for smartphones ready to release its 64-bit products in the current year, or have already done so. Not all of them share the optimism about demand for 64-bit environment in the mobile segment in the current stage of evolution. If one company produces 64-bit processors, then the rest will be forced to do so.
Intel and Qualcomm are confident that games on mobile devices gain the most benefit from the transition to 64-bit platforms.