Board Technical Specifications Comparison

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Compulab UCM-iMX8M-Mini vs. Xunlong Software Orange Pi PC vs. Raspberry Pi Foundation Raspberry Pi Compute Module 3+

	× UCM-iMX8M-Mini	× Orange Pi PC	× Raspberry Pi Compute Module 3+
Manufacturer	Compulab	Xunlong Software	Raspberry Pi Foundation
Price	-	$ 15.0	$ 31.0
SoC	NXP i.MX8M Mini DualLite/Dual/Quad	AllWinner H3	Broadcom BCM2837B0
CPU	4× ARM Cortex-A53 @ 1.8 Ghz	4× ARM Cortex-A7 @ 1.6 Ghz	4× ARM Cortex-A53 @ 1.2 Ghz
GPU	GC NanoUltra	Mali-400 MP2	VideoCore IV
RAM	4.0 GiB LPDDR4	1.0 GiB DDR3	1.0 GiB
eMMC	1 × soldered	1 × soldered	1 × soldered
USB	2 × host ports	3 × host ports 1 of which support USB-OTG	1 × host port 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	-	-
Bluetooth	onboard	-	-
Camera	up to 1 x inputs	up to 1 x inputs	up to 2 x inputs
Audio	1 × spdif-out 3 × I2S	1 × outputs	2 × I2S
GPIO	85	40	48
PWM	4	1	2
I2C	3	1	2
SPI	3	1	2
UART	4	2	2
Pin header	-	HAT (Raspberry Pi)	HAT (Raspberry Pi)
Form factor	-	Raspberry Pi	Raspberry Pi Compute Module 3
Dimensions	28 mm x 38 mm x 4 mm	85 mm x 55 mm x 17 mm	68 mm x 31 mm x 4 mm
Temperature	-40.0°C - 85.0°C	-	-25.0°C - 80.0°C
Software	Linux: True Android: yes	Linux: True Android: 4.4	Linux: True (mainline)