Board Technical Specifications Comparison

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Raspberry Pi Foundation Raspberry Pi Zero 2 W vs. T-Chip Firefly-RK3288 vs. Radxa Rock Pi 4

	× Raspberry Pi Zero 2 W	× Firefly-RK3288	× Rock Pi 4
Manufacturer	Raspberry Pi Foundation	T-Chip	Radxa
Price	$ 15.0	$ 129.0	$ 75.0
SoC	Broadcom BCM2710A1	Rockchip RK3288	Rockchip RK3399
CPU	4× ARM Cortex-A53 @ 1.0 Ghz	4× ARM Cortex-A17 @ 1.8 Ghz	2× ARM Cortex-A72 @ 2.0 Ghz 4× ARM Cortex-A53 @ 1.5 Ghz
GPU	VideoCore IV	Mali-T764	Mali-T860 MP4
RAM	512.0 MiB DDR3	2.0 GiB	4.0 GiB LPDDR4
eMMC	-	1 × soldered	1 × soldered
SD	1 × bootable: True	-	-
USB	1 × host port 1 of which support USB-OTG	2 × host ports 1 of which support USB-OTG	4 × host ports 1 of which support USB-OTG
Ethernet		1× 1 Gbps	1× 1 Gbps supports passive and active PoE
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 5Ghz a/n/ac	On-board Wi-Fi without external antenna 2.4Ghz b/g/n 5Ghz a/n/ac
Bluetooth	onboard	onboard	onboard
Camera	up to 1 x inputs	-	up to 1 x inputs
Audio	1 × outputs 1 × I2S	1 × outputs 1 × mic-in	1 × outputs 1 × mic-in 1 × I2S
GPIO	40	84	40
PWM	1	-	2
ADC	-	1	1
I2C	1	-	2
SPI	1	-	1
UART	1	-	2
Pin header	HAT (Raspberry Pi)	-	HAT (Raspberry Pi)
Form factor	Raspberry Pi Zero	-	-
Dimensions	65 mm x 30 mm x 5 mm	-	85 mm x 54 mm x 20 mm
Temperature	0.0°C - 50.0°C	-	0.0°C - 80.0°C
Software	Linux: True (mainline)	Linux: True Android: 4.4	Linux: True Android: 7.1, 9.0