The rk3566 is the strongest.
RK3566 is a SoC for Internet of Things applications, using A55 architecture processor, equipped with G52 graphics processor, support dual screen display, and has a strong video decoding ability and can efficiently concurrent processing of multi-small image analysis, and finally achieve 8-10 channels 1080P30 H264\/H265, HDR10, image post-processing, dynamic rate, frame rate, resolution adjustment and other functions.