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Board Technical Specifications Comparison

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Boardcon CM3566 vs. Libre Computer Libre Computer Board vs. FS Elektronik Systeme armStone A9r2 vs. Raspberry Pi Foundation Raspberry Pi Zero

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CM3566
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Libre Computer Board
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armStone A9r2
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Raspberry Pi Zero
Manufacturer Boardcon Libre Computer FS Elektronik Systeme Raspberry Pi Foundation
Price - $ 35.0 $ 313.0 $ 5.0
SoC Rockchip RK3566 Amlogic S905X NXP i.MX 6 Broadcom BCM2835
CPU 4× ARM Cortex-A55 @ 1.8 Ghz 4× ARM Cortex-A53 @ 1.51 Ghz 4× ARM Cortex-A9 @ 1.0 Ghz 1× ARM1176JZF-S @ 1.0 Ghz
GPU Mali-G52 2EE Mali-450 3D, 2D 600Mpix/s VideoCore IV
RAM 8.0 GiB LPDDR4 1.0 GiB 4.0 GiB DDR3L 1.0 GiB DDR3
eMMC 1 × soldered 1 × soldered 1 × soldered -
SD - - - 1 × bootable: True
USB 4 × host ports
1 of which support USB-OTG 		4 × host ports 4 × host ports
1 of which support USB-OTG 		1 × host port
1 of which support USB-OTG
Ethernet
1× 1 Gbps
1× 10/100
1× 1 Gbps
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
5Ghz a/n 		-
Bluetooth onboard - onboard -
Modem onboard - - -
Camera up to 2 x inputs - up to 1 x inputs up to 1 x inputs
Audio 1 × outputs
1 × mic-in
1 × spdif-out 		1 × outputs
1 × spdif-out
1 × I2S 		1 × outputs
1 × line-in
1 × mic-in 		1 × outputs
1 × I2S
GPIO 106 40 66 40
PWM 14 1 - 2
ADC 3 1 - -
I2C 4 1 1 1
SPI 4 1 2 1
UART 4 1 5 1
Pin header - HAT (Raspberry Pi)
- HAT (Raspberry Pi)
Form factor - - Pico-ITX Raspberry Pi Zero
Dimensions 40 mm x 47 mm 87 mm x 56 mm x 15 mm 100 mm x 72 mm x 15 mm 65 mm x 30 mm x 5 mm
Temperature - - 0.0°C - 70.0°C 0.0°C - 50.0°C
Software Linux: True
Android: 11 		Linux: True
Android: 7.1 		Linux: True
Windows: WEC 2013 		Linux: True (mainline)