| H3 Quad-core Cortex-A7 H.265/HEVC 4K | H3 Quad-core Cortex-A7 H.265/HEVC 4K | H3 Quad-core Cortex-A7 H.265/HEVC 4K | H2 Quad-core Cortex-A7 H.265/HEVC 1080P. |
| Mali400MP2 GPU @600MHz, Supports OpenGL ES 2.0 | Mali400MP2 GPU @600MHz, Supports OpenGL ES 2.0 | Mali400MP2 GPU @600MHz, Supports OpenGL ES 2.0 | Mali400MP2 GPU @600MHz |
| 1GB DDR3 (shared with GPU) | 512MB DDR3 (shared with GPU) | 2GB DDR3 (shared with GPU) | 256MB/512MB DDR3 SDRAM(Share with GPU)(256MB version is Standard version) |
| TF card (Max. 32GB) / MMC card slot | TF card (Max. 32GB) / MMC card slot | TF card (Max. 64GB) / MMC card slot , up to 2T on 2.5 SATA disk, 16GB EMMC Flash | TF card (Max. 64GB)/ NOR Flash(2MB Default not posted) |
| 10/100M Ethernet RJ45 | 10/100M Ethernet RJ45 | 10/100/1000M Ethernet RJ45 | 10/100M Ethernet RJ45 POE is default off. |
| Three USB 2.0 HOST, one USB 2.0 OTG | Only One USB 2.0 HOST, one USB 2.0 OTG | Four USB 2.0 HOST, one USB 2.0 OTG | Only One USB 2.0 HOST, one USB 2.0 OTG |
| 3.5mm Jack and HDMISupports simultaneous output of HDMI and CVBS | Supports HDMI output with HDCP, Supports HDMI CEC, Supports HDMI 30 function, Supports simultaneous output of HDMI | 3.5mm Jack and HDMISupports simultaneous output of HDMI and CVBS | Supports external board via 13pins |
| CSI camera connectorMIC | CSI camera connector | CSI camera connectorMIC | MIC |
| DC input can supply power, but USB OTG input don’t supply power | DC input can supply power, but USB OTG input don’t supply power | DC input can supply power, but USB OTG input don’t supply power | USB OTG can supply power |
| Power Button(SW4) | Power Button(SW4) | Power Button(SW4), Recovery Button(SW3), Uboot Button(SW2) | Power Button |
| 40Pins Header,compatible with Raspberry Pi B plus | 40Pins Header,compatible with Raspberry Pi B | 40Pins Header, compatible with Raspberry Pi B+ | 26 Pins Header, compatible with Raspberry Pi B+, 13 Pins Header, with 2x USB, IR pin, AUDIO(MIC, AV) |
| Power led & Status led | Power led & Status led | Power led & Status led | Power led & Status led |
| Android Ubuntu, Debian, Raspbian Image | Android, Ubuntu, Debian, Raspbian Image | Android, Ubuntu, Debian, Rasberry Pi Image | Android, Ubuntu, Debian, Rasberry Pi Image |
