Board Technical Specifications Comparison

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Radxa Rock Pi X vs. Raspberry Pi Foundation Raspberry Pi Model B+ vs. BIGTREETECH BIGTREETECH Pi 2

	× Rock Pi X	× Raspberry Pi Model B+	× BIGTREETECH Pi 2
Manufacturer	Radxa	Raspberry Pi Foundation	BIGTREETECH
Price	$ 49.0	$ 25.0	$ 50.0
SoC	Intel Atom x5-Z8300	Broadcom BCM2835	Rockchip RK3566
CPU	4× Intel X86 @ 1.84 Ghz	1× ARM1176JZF-S @ 700 Mhz	4× ARM Cortex-A55 @ 1.8 Ghz
GPU	Intel HD Graphics (Cherry Trail)	VideoCore IV	Mali-G52
RAM	4.0 GiB DDR3L	1.0 GiB DDR3	8.0 GiB DDR4
eMMC	1 × soldered	1 × soldered	1 × removable 32.0 GiB
SD	-	-	1 × bootable: True
USB	4 × host ports 1 of which support USB-OTG	4 × host ports	4 × host ports 1 of which are Type-C 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 5Ghz a/n/ac	-	On-board Wi-Fi with external antenna 2.4Ghz b/g/n/ax 5Ghz a/n/ac
Bluetooth	onboard	-	onboard
Camera	up to 1 x inputs	up to 1 x inputs	up to 1 x inputs
Audio	1 × outputs 1 × mic-in	1 × outputs 1 × I2S	1 × outputs 1 × line-in 1 × mic-in 1 × spdif-out
GPIO	40	40	28
PWM	2	4	-
ADC	2	-	-
I2C	2	1	-
SPI	-	1	-
UART	-	1	-
Pin header	HAT (Raspberry Pi)	HAT (Raspberry Pi)	HAT (Raspberry Pi)
Form factor	-	Raspberry Pi	Raspberry Pi
Dimensions	52 mm x 85 mm x 18 mm	85 mm x 56 mm x 17 mm	94 mm x 20 mm x 56 mm
Temperature	-	0.0°C - 75.0°C	-
Software	Linux: True (mainline) Windows: 10	Linux: True (mainline)	Linux: True