Board Technical Specifications Comparison

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Raspberry Pi Foundation Raspberry Pi Compute Module 4 vs. Radxa Rock Pi E vs. Congatec Conga-SMX8

	× Raspberry Pi Compute Module 4	× Rock Pi E	× Conga-SMX8
Manufacturer	Raspberry Pi Foundation	Radxa	Congatec
Price	$ 25.0	$ 24.0	-
SoC	Broadcom BCM2711	Rockchip RK3328	NXP i.MX8 DualMax, QuadPlus, or QuadMax
CPU	4× ARM Cortex-A72 @ 1.5 Ghz	4× ARM Cortex-A53 @ 1.3 Ghz	4× ARM 1x or 2x ARM Cortex-A72 cores, plus 0x or 4x Cortex-A53 cores @ 1.5 Ghz
GPU	VideoCore VI	‎Mali-450MP4	2x GT7000
RAM	8.0 GiB LPDDR4	2.0 GiB DDR3	8.0 GiB LPDDR4
eMMC	1 × soldered	1 × soldered	1 × soldered
USB	1 × host port	1 × host port 1 of which support USB-OTG	6 × host ports 1 of which support USB-OTG
Ethernet	1× 1 Gbps		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 without external antenna 2.4Ghz b/g/n 5Ghz a/n/ac	On-board Wi-Fi without external antenna
Bluetooth	onboard	onboard	onboard
Camera	up to 2 x inputs	-	up to 2 x inputs
Audio	-	1 × outputs 9 × spdif-out 1 × I2S	2 × I2S
GPIO	28	40	-
PWM	-	2	-
ADC	-	1	-
I2C	6	1	1
SPI	5	1	1
UART	6	2	4
CAN	-	-	3
Pin header	-	HAT (Raspberry Pi)	-
Form factor	Raspberry Pi Compute Module 4	-	-
Dimensions	55 mm x 40 mm	65 mm x 56 mm	82 mm x 50 mm
Temperature	0.0°C - 80.0°C	-	0.0°C - 60.0°C
Software	Linux: True (mainline)	Linux: True	Linux: True Android: yes