At the moment, all consoles are based on two different Soc Hisilicon,
1. Q5Q, Q10Q, Q16Q on SOC HI3798C V100 or (possibly) HI 3796C V100, ARM Quad Core Cortex A9, GPU Mali 450 8 cores
Positioned as models of the highest price segment, the main advantages of differences from the "younger" models:
Digital-letter indication on the front panel, 2 GB DDR3, support for SATA (internal or external interface, depending on the model), 1 GB Ethernet, 2 GB RAM,
2. HD600AII, TT, Q3Q, H7, H8, M3 on SOC HI3798M V100, ARM Quad Core Cortex A7, GPU Mali 450 4 kernels
1 GB RAM, Lack of Audio Coaxial Output, Bluetooth Support in Model M3
Specifications for all models:
Android 4.4.2 KitKat
Flash 8GB Emmc.
Network Wireless 802.11b / G / N, Wired LAN: 10/100 Base-T Ethernet
Expand Memory MMC / SD 2-in-1 Card Reader
IO / PORTS USB2.0 Host * 2, USB3.0 Host * 1 (Connect to USB Devices)
Audio Output: Composite, HDMI, L / R STEREO, OPTICAL SPDIF, COAXIAL SPDIF
DTS, DTS-HD HR, DTS-HD MA, AC3 / DOLBY DIGITAL, DOLBY DIGITAL PLUS
Video
HDMI 1.4, Full HD 1080p, 3D, 3D Blu-ray ISO Support, 4K Ultrahd, DVD ISO Support and many video formats
MULIT-LANGUAGE / RUSSIA / POLISH / DUTCH / ITALIAN / FRENCH / GERMAN / KOREAN)
Google Browser and HTML5 Support
Google Play Support
Dlna Support
Hicontrol, AirPlay, Miracast Support
2D / 3D Games Support
European Site
http://himediatech.com/, Chinese site, firmware
http://www.himedia.cn/,SOC documentation
http://www.hisilicon.com/products/digital.html.