Board Technical Specifications Comparison

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Onion Omega2+ vs. FriendlyElec NanoPi K2 vs. ST Microelectronics STM32F7 6G Discovery

	× Omega2+	× NanoPi K2	× STM32F7 6G Discovery
Manufacturer	Onion	FriendlyElec	ST Microelectronics
Price	$ 13.0	$ 40.0	$ 54.0
SoC	MediaTek MT7688	Amlogic S905	STM32 STM32F746NG
CPU	1× MIPS 24KEc @ 580 Mhz	4× ARM Cortex-A53 @ 1.5 Ghz	1× ARM Cortex-M7 @ 220 Mhz
GPU	-	Mali-450 MP	-
RAM	-	2.0 GiB	-
eMMC	1 × soldered	1 × soldered	1 × soldered
USB	1 × host port	4 × host ports 1 of which support USB-OTG	1 × host port 2 of which support USB-OTG
Ethernet	1× 10/100	1× 1 Gbps	1× 10/100
Wi-Fi	On-board Wi-Fi without external antenna 2.4Ghz b/g/n	On-board Wi-Fi without external antenna 2.4Ghz b/g/n	-
Bluetooth	-	onboard	-
Audio	1 × I2S	1 × spdif-out 1 × I2S	1 × outputs 1 × line-in 2 × mic-in 1 × spdif-out
GPIO	18	40	168
PWM	2	1	-
ADC	6	1	3
I2C	1	1	4
SPI	1	-	6
UART	2	1	8
CAN	-	-	2
Pin header	Shield (Arduino)	-	Shield (Arduino)
Dimensions	43 mm x 26 mm x 10 mm	85 mm x 56 mm x 14 mm	130 mm x 80 mm
Software	Linux: True	Linux: True Android: 5.1	-