Board Technical Specifications Comparison

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FriendlyElec NanoPi NEO AIR vs. Xunlong Software Orange Pi R1 Plus vs. DFI KU551 vs. Raspberry Pi Foundation Raspberry Pi Compute Module 3+

	× NanoPi NEO AIR	× Orange Pi R1 Plus	× KU551	× Raspberry Pi Compute Module 3+
Manufacturer	FriendlyElec	Xunlong Software	DFI	Raspberry Pi Foundation
Price	$ 18.0	$ 25.0	-	$ 31.0
SoC	AllWinner H3	Rockchip RK3328	Intel 7th Generation Core Processors	Broadcom BCM2837B0
CPU	4× ARM Cortex-A7 @ 1.2 Ghz	4× ARM Cortex-A53 @ 1.5 Ghz	4× x86 @ 2.8 Ghz	4× ARM Cortex-A53 @ 1.2 Ghz
GPU	Mali-400 MP2	Mali-450MP2	-	VideoCore IV
RAM	1.0 GiB DDR3	1.0 GiB DDR4	16.0 GiB DDR4	1.0 GiB
eMMC	1 × soldered	1 × soldered	-	1 × soldered
USB	2 × host ports 1 of which support USB-OTG	1 × host port	6 × host ports	1 × host port 1 of which support USB-OTG
Ethernet		1× 1 Gbps	1× 1 Gbps
Wi-Fi	On-board Wi-Fi with external antenna 2.4Ghz b/g/n	-	-	-
Bluetooth	onboard	-	-	-
Camera	up to 1 x inputs	-	-	up to 2 x inputs
Audio	1 × outputs 1 × mic-in 1 × spdif-out 1 × I2S	1 × outputs	1 × outputs 1 × mic-in	2 × I2S
GPIO	36	8	8	48
PWM	1	-	-	2
I2C	1	-	-	2
SPI	1	-	1	2
UART	2	1	-	2
Pin header	-	-	-	HAT (Raspberry Pi)
Form factor	-	-	-	Raspberry Pi Compute Module 3
Dimensions	40 mm x 40 mm x 5 mm	57 mm x 56 mm	146 mm x 102 mm	68 mm x 31 mm x 4 mm
Temperature	-	-	0.0°C - 60.0°C	-25.0°C - 80.0°C
Software	Linux: True	Linux: True Android: 9	Linux: True (mainline) Windows: 10 IoT Enterprise	Linux: True (mainline)