An Application-Driven Modular IoT Architecture

Table 5

Comparison of Internet gateway.

Characteristic	Intel Edison	Raspberry Pi 3	BeagleBone Black	ODROID-XU4	Arduino Yún
CPU	Intel Atom + Intel Quark	ARM Cortex-A53	ARM Cortex-A8 + Dual PRU	Samsung Exynos 5422 Cortex™-A15 and Cortex-A7	ATmega32U4 + Atheros AR9331
GPU		Broadcom VideoCore-IV	PowerVR SGX530 GPU	ARM® Mali™-T628 MP6
Built-in wireless transceiver	Wi-Fi, BLE	Wi-Fi, BLE		Wi-Fi	Wi-Fi
ADC: channels, bits			8, 12		6, 12
Clock speed (MHz)	500, 100	1200	1000, 200	2000	16, 400
Bus width (bits)	32	32	32	32	8
RAM (MB)	1024	1024	512	2048	0.025, 64
Flash storage (GB)	4		4		0.000032, 0.016
Low-level peripherals	UART, PWM, SPI, I^2C, I^2S	UART, SPI, I^2C, I^2S	UART, PWM, SPI, I^2C, CAN	UART, SPI, I^2C, I^2S	UART, SPI, I^2C
Power ratings	100 mA @ 3.3 V	800 mA @ 5 V	460 mA @ 5 V	4 A @ 5 V	50 mA @ 3.3 V,