Board Technical Specifications Comparison

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DFI AL253 vs. MYIR Tech MYD-YA157C Development Board vs. Teensy Teensy 4.0

	× AL253	× MYD-YA157C Development Board	× Teensy 4.0
Manufacturer	DFI	MYIR Tech	Teensy
Price	-	$ 65.0	$ 20.0
SoC	Intel Atom Processor E3900 Series	STMicroelectronics STM32MP157A	NXP i.MX RT1062
CPU	4× x86 @ 1.6 Ghz	2× ARM Cortex-A7 @ 650 Mhz	1× ARM Cortex-M7 @ 600 Mhz
GPU	-	3D	-
RAM	8.0 GiB DDR3L	1.0 GiB DDR3	-
eMMC	1 × soldered	1 × soldered	1 × soldered
USB	6 × host ports	1 × host port 1 of which support USB-OTG	2 × host ports
Ethernet	1× 1 Gbps	1× 1 Gbps
Wi-Fi	-	On-board Wi-Fi with external antenna 2.4Ghz b/g/n	-
Bluetooth	-	onboard	-
Camera	-	up to 1 x inputs	-
Audio	1 × outputs 1 × mic-in	-	1 × spdif-out 2 × I2S
GPIO	8	20	40
PWM	-	-	9
ADC	-	-	14
I2C	-	-	3
SPI	1	-	3
UART	-	3	7
CAN	-	1	3
Pin header	-	-	Shield (Arduino)
Dimensions	165 mm x 115 mm	110 mm x 80 mm	36 mm x 18 mm
Temperature	-40.0°C - 70.0°C	0.0°C - 70.0°C	-
Software	Linux: True (mainline) Windows: 10 IoT Enterprise, 7, WES7	Linux: True	-