V2 revision of Broadcom-based AC1900 router with a faster processor and improved storage throughput.
The main differences are the upgraded processor (BCM4709) and different 5 GHz power amplifier. Output power is spec'd differently for the two devices, but there doesn't appear to be an appreciable difference.
Broadcom BCM4708A 轉做 Broadcom BCM4709
SiGE 5023L 5 GHz Power Amp (x3) 轉做 SiGE 5003L1 5 GHz Power Amp (x3)