Board Technical Specifications Comparison

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MYIR Tech MYC-YA157C CPU Module vs. Optimus Embedded Systems Prime

	× MYC-YA157C CPU Module	× Prime
Manufacturer	MYIR Tech	Optimus Embedded Systems
Price	$ 29.0	$ 125.0
SoC	STMicroelectronics STM32MP157	Rockchip RK3399
CPU	2× ARM Cortex-A7 @ 650 Mhz	2× ARM Cortex-A72 @ 2.0 Ghz 4× ARM Cortex-A53 @ 1.5 Ghz
GPU	3D	Mali-T860 MP4
RAM	1.0 GiB DDR3	4.0 GiB DDR4
eMMC	1 × soldered	1 × soldered
USB	1 × host port 1 of which support USB-OTG	2 × host ports 1 of which support USB-OTG
Ethernet	1× 1 Gbps	1× 1 Gbps wake on lan supported
Wi-Fi	-	On-board Wi-Fi without external antenna 2.4Ghz b/g/n 5Ghz a/n/ac
Bluetooth	-	onboard
Modem	-	onboard
Camera	up to 1 x inputs	up to 3 x inputs
Audio	1 × outputs	1 × outputs 1 × line-in 1 × mic-in 1 × I2S
GPIO	97	40
ADC	1	-
I2C	6	2
SPI	6	2
UART	8	1
CAN	2	-
Pin header	-	HAT (Raspberry Pi)
Dimensions	45 mm x 43 mm	65 mm x 85 mm x 2 mm
Temperature	0.0°C - 70.0°C	-40.0°C - 85.0°C
Software	Linux: True	Linux: True Android: Android Windows: Embedded ARM