Board Technical Specifications Comparison

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CubieTech Cubieboard 3 (Cubietruck) vs. DFI WL051 vs. EspinalLab ATmegaZero vs. DFI SU256-SCM

	× Cubieboard 3 (Cubietruck)	× WL051	× ATmegaZero	× SU256-SCM
Manufacturer	CubieTech	DFI	EspinalLab	DFI
Price	$ 89.0	-	$ 25.0	-
SoC	AllWinner A20	Intel 8th Generation Core Processors	MicroChip ATmega32U4	Intel 6th Generation Core Processors
CPU	2× ARM Cortex-A7 @ 1.0 Ghz	4× x86 @ 2.2 Ghz	1× AVR RISC @ 16 Mhz	2× x86 @ 2.8 Ghz
GPU	Mali-400 MP2	Intel UHD Graphics 620/610	-	-
RAM	2.0 GiB DDR3	32.0 GiB DDR4	26.2 KiB	8.0 GiB DDR4
eMMC	1 × soldered	-	1 × soldered	-
USB	2 × host ports 1 of which support USB-OTG	4 × host ports	-	6 × host ports
Ethernet	1× 1 Gbps	1× 1 Gbps		1× 1 Gbps
Wi-Fi	On-board Wi-Fi without external antenna 2.4Ghz b/g/n 5Ghz a	-	-	-
Bluetooth	onboard	-	-	-
Audio	1 × outputs 1 × line-in 1 × mic-in	1 × outputs 1 × mic-in	-	-
GPIO	54	8	17	8
PWM	-	-	7	-
ADC	1	-	6	-
I2C	-	1	2	-
SPI	-	1	3	1
UART	-	-	1	-
Form factor	-	Pico-ITX	Raspberry Pi Zero	-
Dimensions	-	100 mm x 72 mm	65 mm x 30 mm	165 mm x 135 mm
Temperature	-	-30.0°C - 80.0°C	-	-20.0°C - 70.0°C
Software	Linux: True Android: 4.2	Linux: True (mainline) Windows: 10 IoT Enterprise	Linux: True	Linux: True (mainline) Windows: 7, WES7, 8.1, 10