Board Technical Specifications Comparison

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iWave Systems iW-Rainbow G34M/G37M-Q7 vs. Source Parts Kettlepop vs. Sipeed Technology Nezha

	× iW-Rainbow G34M/G37M-Q7	× Kettlepop	× Nezha
Manufacturer	iWave Systems	Source Parts	Sipeed Technology
Price	-	$ 39.0	$ 99.0
SoC	NXP i.MX8M Mini or Nano	Next Thing Co. GR8	Allwinner D1
CPU	4× ARM Cortex-A53 @ 1.8 Ghz	1× ARM Cortex-A8 @ 1.01 Ghz	1× XuanTie C906 @ 1.0 Ghz
GPU	GC NanoUltra (3D), GC320 (2D)	Mali-400	G2D 2D
RAM	2.0 GiB DDR4	-	1.0 GiB DDR3
eMMC	1 × soldered	1 × soldered	1 × soldered
USB	5 × host ports	1 × host port 1 of which support USB-OTG	1 × host port 1 of which support USB-OTG
Ethernet	1× 1 Gbps		1× 1 Gbps
Wi-Fi	On-board Wi-Fi without external antenna 2.4Ghz b/g/n 5Ghz a/n/ac	On-board Wi-Fi without external antenna 2.4Ghz b/g/n	-
Bluetooth	onboard	onboard	-
Camera	up to 1 x inputs	up to 1 x inputs	up to 1 x inputs
Audio	1 × I2S	1 × outputs 2 × mic-in 1 × I2S	1 × outputs 2 × I2S
GPIO	1	30	25
PWM	2	2	8
ADC	-	1	-
I2C	2	2	-
SPI	1	1	2
UART	2	2	1
Dimensions	70 mm x 40 mm	30 mm x 43 mm x 5 mm	85 mm x 56 mm
Temperature	0.0°C - 70.0°C	-	-
Software	Linux: True Android: 10.0+	Linux: True (mainline)	Linux: True