Not sure if this has come up elsewhere, regarding the Moto X/M leak a few weeks ago (just move it if it has), but I can't seem to find any information on the SOC that is being reported. Only thing I seem to find is that it's Cat-6 compatible, but it doesn't appear that this chipset is used in any existing Sprint phones (or other US phone, seems only to be overseas) to get an idea of how well the radios work and what the connectivity would be like.
https://gfxbench.com/device.jsp?benchmark=gfx40&os=Android&api=gl&D=Motorola+XT1663&testgroup=info
Obviously, it would only