Board Technical Specifications Comparison

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FriendlyElec NanoPi K2 vs. Raspberry Pi Foundation Raspberry Pi 5 vs. BIGTREETECH BIGTREETECH Pi 2

	× NanoPi K2	× Raspberry Pi 5	× BIGTREETECH Pi 2
Manufacturer	FriendlyElec	Raspberry Pi Foundation	BIGTREETECH
Price	$ 40.0	$ 60.0	$ 50.0
SoC	Amlogic S905	Broadcom BCM2712	Rockchip RK3566
CPU	4× ARM Cortex-A53 @ 1.5 Ghz	4× ARM Cortex-A76 @ 2.4 Ghz	4× ARM Cortex-A55 @ 1.8 Ghz
GPU	Mali-450 MP	VideoCore VII	Mali-G52
Onboard MCU	-	1 x Raspberry Pi RP1	-
RAM	2.0 GiB	8.0 GiB LPDDR4 @ 4267MHz	8.0 GiB DDR4
eMMC	1 × soldered	-	1 × removable 32.0 GiB
SD	-	1 × bootable: True	1 × bootable: True
USB	4 × host ports 1 of which support USB-OTG	5 × host ports 1 × device port 1 of which are Type-C	4 × host ports 1 of which are Type-C 1 of which support USB-OTG
Ethernet	1× 1 Gbps	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/ax 5Ghz a/n/ac/ax	On-board Wi-Fi with external antenna 2.4Ghz b/g/n/ax 5Ghz a/n/ac
Bluetooth	onboard	onboard	onboard
Camera	-	up to 2 x inputs	up to 1 x inputs
Audio	1 × spdif-out 1 × I2S	1 × outputs 1 × I2S	1 × outputs 1 × line-in 1 × mic-in 1 × spdif-out
GPIO	40	26	28
PWM	1	4	-
ADC	1	-	-
I2C	1	2	-
SPI	-	2	-
UART	1	1	-
Pin header	-	HAT (Raspberry Pi)	HAT (Raspberry Pi)
Form factor	-	Raspberry Pi	Raspberry Pi
Dimensions	85 mm x 56 mm x 14 mm	85 mm x 56 mm x 20 mm	94 mm x 20 mm x 56 mm
Temperature	-	0.0°C - 50.0°C	-
Software	Linux: True Android: 5.1	Linux: True (mainline)	Linux: True