Qualcomm reveals why their chipsets don’t need special vision chips for Tango

[cdmagurus.com]

Google's initial Tango prototypes used special vision processing chips to power the augmented reality experience. That said, the Lenovo Phab 2 Pro -- which houses a mere Snapdragon 652 chipset -- doesn't need such a chip: it does all the heavy lifting on its own. Here's why.

More... (http://phandroid.com/2016/06/29/tango-processor/)