Next gen connectivity for fastest sharing the asus rt ac56u leads the way in next generation routers offering dual band gigabit wireless with all new 80211ac wi fi its powerful dual core cpu and 256mb ddr3 ram provide the best performance in both 24ghz and 5ghz the 5ghz band works at up to 867mbps while the 24ghz frequency tops 300mbps serving an incredible combined bandwidth of 1167mbps thats three times the speed of standard 2x2 wireless n routers plus a usb 30 port means dat