Board Technical Specifications Comparison

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MediaTek LinkIt Smart 7688 vs. DFI AL551 vs. Gateworks GW6903

	× LinkIt Smart 7688	× AL551	× GW6903
Manufacturer	MediaTek	DFI	Gateworks
Price	$ 13.0	-	-
SoC	MediaTek MT7688AN	Intel Atom E3900 (and other Apollo Lake options)	Cavium Octeon TX
CPU	1× MIPS 24KEc @ 580 Mhz	4× x86 @ 1.6 Ghz	2× ARMv8 @ 800 Mhz
GPU	-	Intel HD Graphics 500	-
RAM	-	8.0 GiB DDR3L	4.0 GiB DDR4
eMMC	1 × soldered	-	1 × soldered
USB	1 × host port	6 × host ports 1 of which are Type-C 1 of which support USB-OTG	2 × host ports
Ethernet	1× 10/100	1× 1 Gbps	1× 1 Gbps supports passive and active PoE
Wi-Fi	On-board Wi-Fi without external antenna 2.4Ghz b/g/n 5Ghz a/n	-	-
Audio	1 × outputs 1 × I2S	1 × outputs 1 × mic-in	-
GPIO	22	8	-
PWM	4	-	-
I2C	1	-	-
SPI	2	1	-
UART	3	-	1
Dimensions	56 mm x 26 mm x 13 mm	146 mm x 102 mm x 25 mm	110 mm x 35 mm x 21 mm
Temperature	-	0.0°C - 60.0°C	-40.0°C - 85.0°C
Software	Linux: True	Linux: True (mainline) Windows: 10 IoT Enterprise	Linux: True