Review: Updated: Netgear Nighthawk X4 R7500

Introduction and designThe Netgear Nighthawk X4 is a quad-stream 802.11ac router promising faster wireless speeds than we've seen so far from triple-stream routers. Technically, 802.11ac allows for up to eight separate 5GHz wireless streams, each of which can send data at 433Mb/sec. With three antennas, a router can offer a theoretical maximum of 1300Mb/sec, as long as a connected client similarly has a triple-stream 802.11ac receiver. This speed is already far superior to the maximum transfer r