Board Technical Specifications Comparison

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FriendlyElec NanoPi M4 vs. FriendlyElec NanoPi Duo

	× NanoPi M4	× NanoPi Duo
Manufacturer	FriendlyElec	FriendlyElec
Price	$ 65.0	$ 8.0
SoC	Rockchip RK3399	AllWinner H2+
CPU	2× ARM Cortex-A72 @ 2.0 Ghz 4× ARM Cortex-A53 @ 1.5 Ghz	4× ARM Cortex-A7 @ 1.2 Ghz
GPU	Mali-T860 MP4	Mali-400 MP2 600MHz
RAM	2.0 GiB DDR3	512.0 MiB DDR3
eMMC	1 × soldered	1 × soldered
USB	4 × host ports 1 of which support USB-OTG	2 × host ports 1 of which support USB-OTG
Ethernet	1× 1 Gbps	1× 10/100
Wi-Fi	On-board Wi-Fi without external antenna 2.4Ghz b/g/n 5Ghz a/n/ac	On-board Wi-Fi with external antenna 2.4Ghz b/g/n
Bluetooth	onboard	-
Camera	up to 2 x inputs	-
Audio	1 × outputs 1 × spdif-out 1 × I2S	1 × outputs 1 × mic-in
GPIO	40	32
PWM	1	1
I2C	2	1
SPI	3	1
UART	1	2
Pin header	HAT (Raspberry Pi)	-
Dimensions	85 mm x 56 mm	50 mm x 26 mm x 3 mm
Temperature	-20.0°C - 80.0°C	-40.0°C - 80.0°C
Software	Linux: True Android: 7.1	Linux: True (mainline)