Board Technical Specifications Comparison

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SECO SBC-C61 vs. Calao SMC-NTKE1 vs. SECO SBC-C20 vs. NetCube Systems Austria Kumquat vs. Nvidia Jetson TX2 NX

	× SBC-C61	× SMC-NTKE1	× SBC-C20	× Kumquat	× Jetson TX2 NX
Manufacturer	SECO	Calao	SECO	NetCube Systems Austria	Nvidia
Price	-	-	-	$ 137.99	$ 199.0
SoC	NXP i.MX 8M Mini	Nvidia Tegra K1	NXP i.MX8M Quad, QuadLite, or Dual	AllWinner V3s	Nvidia Tegra X2
CPU	4× ARM Cortex-A53 @ 1.8 Ghz	4× ARM Cortex-A15 @ 2.3 Ghz	4× ARM Cortex-A53 @ 1.5 Ghz	1× ARM Cortex-A7 @ 1.2 Ghz	6× Nvidia Denver 2 + ARM Cortex-A57 MPCore @ 2.0 Ghz
GPU	GC320 (2D) + GCNanoUltra (3D)	192-core Mobile Kepler	Vivante GC7000Lite	-	Nvidia Pascal GPU (256x CUDA cores @1.3GHz)
Onboard MCU	-	-	-	1 x ESP32 Xtensa LX6 dual-core (WiFi / Bluetooth)	-
RAM	4.0 GiB LPDDR4	2.0 GiB	2.0 GiB DDR3L	64.0 MiB DDR2 @ 400MHz	4.0 GiB LPDDR4
SPI flash	-	-	-	8.0 MiB, bootable	-
eMMC	1 × soldered	1 × soldered	1 × soldered	-	1 × soldered
USB	4 × host ports 1 of which support USB-OTG	2 × host ports 1 of which support USB-OTG	4 × host ports 1 of which support USB-OTG	1 of which are Type-C 1 of which support USB-OTG	4 × host ports
Ethernet	1× 1 Gbps	1× 1 Gbps	1× 1 Gbps	1× 10/100	1× 1 Gbps
Wi-Fi	-	-	On-board Wi-Fi without external antenna	On-board Wi-Fi without external antenna 2.4Ghz b/g/n	-
Bluetooth	-	-	onboard	onboard	-
Modem	onboard	-	onboard	-	-
Camera	up to 1 x inputs	up to 2 x inputs	up to 1 x inputs	-	up to 5 x inputs
Audio	1 × outputs 2 × line-in 1 × mic-in	1 × spdif-out 1 × I2S	1 × outputs 1 × line-in 1 × mic-in 1 × I2S	1 × outputs 1 × mic-in	-
GPIO	2	12	8	12	-
PWM	2	-	-	-	-
I2C	1	3	1	1	4
SPI	-	2	1	-	2
UART	4	4	2	1	3
CAN	1	-	1	1	1
Form factor	-	-	-	DIN rail	-
Dimensions	146 mm x 102 mm	82 mm x 50 mm x 5 mm	147 mm x 102 mm	106 mm x 82 mm x 45 mm	70 mm x 45 mm
Temperature	-20.0°C - 60.0°C	-25.0°C - 85.0°C	0.0°C - 60.0°C	-20.0°C - 70.0°C	-
Software	Linux: True Android: Android	Linux: True	Linux: True Android: Android	Linux: True	Linux: True