Comparison: GreenWaves GAPuino GAP8 vs. Roseapple Pi Roseapple Pi vs. Octavo Systems OSD32MP15x SiP vs. Calao SMC-NTKE1 vs. ST Microelectronics STM32F7 6G Discovery - Board-DB: The Single Board Computer Database

	× GAPuino GAP8	× Roseapple Pi	× OSD32MP15x SiP	× SMC-NTKE1	× STM32F7 6G Discovery
Manufacturer	GreenWaves	Roseapple Pi	Octavo Systems	Calao	ST Microelectronics
Price	$ 110.0	-	-	-	$ 54.0
SoC	GreenWaves GAP8	Actions Semi S500	STMicroelectronics STM32MP15x	Nvidia Tegra K1	STM32 STM32F746NG
CPU	8× RISC-V @ 250 Mhz	4× ARM Cortex-A9 @ 1.3 Ghz	2× ARM Cortex-A7 @ 650 Mhz	4× ARM Cortex-A15 @ 2.3 Ghz	1× ARM Cortex-M7 @ 220 Mhz
GPU	-	PowerVR SGX544	Vivante (3D GPU; OpenGL ES 2.0)	192-core Mobile Kepler	-
RAM	-	2.0 GiB	1.0 GiB DDR3L	2.0 GiB	-
eMMC	1 × soldered	1 × soldered	1 × soldered	1 × soldered	1 × soldered
USB	-	3 × host ports	3 × host ports 3 of which support USB-OTG	2 × host ports 1 of which support USB-OTG	1 × host port 2 of which support USB-OTG
Ethernet		1× 10/100	1× 1 Gbps	1× 1 Gbps	1× 10/100
Wi-Fi	-	On-board Wi-Fi without external antenna	-	-	-
Camera	up to 1 x inputs	up to 1 x inputs	up to 1 x inputs	up to 2 x inputs	-
Audio	-	1 × outputs 1 × mic-in 1 × I2S	1 × outputs 4 × spdif-out 3 × I2S	1 × spdif-out 1 × I2S	1 × outputs 1 × line-in 2 × mic-in 1 × spdif-out
GPIO	14	16	148	12	168
PWM	4	-	2	-	-
ADC	-	-	2	-	3
I2C	1	1	6	3	4
SPI	-	1	6	2	6
UART	1	1	4	4	8
CAN	-	-	2	-	2
Pin header	Shield (Arduino)	HAT (Raspberry Pi)	-	-	Shield (Arduino)
Dimensions	180 mm x 100 mm x 50 mm	85 mm x 56 mm x 15 mm	18 mm x 18 mm	82 mm x 50 mm x 5 mm	130 mm x 80 mm
Temperature	-	-	-40.0°C - 85.0°C	-25.0°C - 85.0°C	-
Software	-	Linux: True Android: 5.1	Linux: True	Linux: True	-

Board Technical Specifications Comparison