Board Technical Specifications Comparison

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Raspberry Pi Foundation Raspberry Pi Zero 2 W vs. Radxa Rock Pi 4 vs. FS Elektronik Systeme armStone MX8M

	× Raspberry Pi Zero 2 W	× Rock Pi 4	× armStone MX8M
Manufacturer	Raspberry Pi Foundation	Radxa	FS Elektronik Systeme
Price	$ 15.0	$ 75.0	-
SoC	Broadcom BCM2710A1	Rockchip RK3399	NXP i.MX 8M
CPU	4× ARM Cortex-A53 @ 1.0 Ghz	2× ARM Cortex-A72 @ 2.0 Ghz 4× ARM Cortex-A53 @ 1.5 Ghz	2× ARM Cortex-A53 (dual or quad) @ 1.5 Ghz
GPU	VideoCore IV	Mali-T860 MP4	vulkan
RAM	512.0 MiB DDR3	4.0 GiB LPDDR4	8.0 GiB LPDDR4
eMMC	-	1 × soldered	1 × soldered
SD	1 × bootable: True	-	-
USB	1 × host port 1 of which support USB-OTG	4 × host ports 1 of which support USB-OTG	2 × host ports 1 of which support USB-OTG
Ethernet		1× 1 Gbps supports passive and active PoE	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/ac	On-board Wi-Fi without external antenna 2.4Ghz b/g/n 5Ghz a/n
Bluetooth	onboard	onboard	-
Camera	up to 1 x inputs	up to 1 x inputs	up to 1 x inputs
Audio	1 × outputs 1 × I2S	1 × outputs 1 × mic-in 1 × I2S	1 × outputs 1 × line-in 1 × mic-in
GPIO	40	40	-
PWM	1	2	3
ADC	-	1	4
I2C	1	2	4
SPI	1	1	3
UART	1	2	4
Pin header	HAT (Raspberry Pi)	HAT (Raspberry Pi)	-
Form factor	Raspberry Pi Zero	-	Pico-ITX
Dimensions	65 mm x 30 mm x 5 mm	85 mm x 54 mm x 20 mm	100 mm x 72 mm x 15 mm
Temperature	0.0°C - 50.0°C	0.0°C - 80.0°C	0.0°C - 70.0°C
Software	Linux: True (mainline)	Linux: True Android: 7.1, 9.0	Linux: True