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|CPU||ARM Cortex-A8||ARM1176JZF-S (armv6k)||OMAP4430 Dual-core
|ARM Cortex-A9 (dual/quad core) & Atmel SAM3X8E ARM Cortex-M3||ARM Cortex-A9 (dual/quad core)|
|CPU Speed||1GHz||700 MHz||1.2 GHz||1GHz||1GHz|
|GPU||PowerVR SGX530||Broadcom VideoCore IV||PowerVR SGX5-40||Mali-400||Triple Play Graphics System & OpenVG Vertex|
|RAM||[DDR3] 512MB||[SDRAM] 256MB (Model A, Model B rev 1)/512MB Model B rev 2||[DDR2] 1GB||512 MB||[DDR3] 1GB|
|Onboard Storage||2GB Flash||n/a||n/a||n/a||2MB SPI Flash|
|Expandable Storage||MicroSD||SD/SDHC/SCIO card slot||SD/MMC/SDIO/USB||microSD||Dual SD 3.0/SDXC/SATA, TF CARD|
|Network Connection||2ports 10/100 Ethernet||10/100 Ethernet||10/100 Ethernet/Bluetooth/WLAN||UEXT for Zigbee/Bluetooth/relays||10/100 Ethernet|
|USB 2.0||4+1 ports||1 port Model A / 2 ports Model B||3 ports||3 ports 1 OTG||2 ports USB [OTG]|
|Other Display Options||No||Composite RCA||DVI||np||RGB, LVDS|
|LCD Panel Interface||Yes||No||Yes/LCD||Yes/LCD+touch||Yes/LCD+touch|
|Audio||3.5mm/HDMI||3.5mm/HDMI/12S||3.5mm||3.5mm in/out||3.5mm in/out/HDMI|
|GPIO/Misc Ports||69 pin GPIO/SPI, 12C, 4 serial ports, CAN GPMC/MMC/AIN/XDMA||8x, 12C bus, SPI bus||RS232/JTAG||68/74 pin GPIO||PCle port, GPIO, 10-pin JTAG, SPI, CAN, 12C Bus header, RS232, RS485|
|Real Time Clock||optional||n/a||n/a||n/a||Yes|
|OS Support||Various Linux/ Ubuntu, Debian, Gentoo, ArchLinux, LinuxCNC, Minix, XNU, FreeBSD, Nintendo, Symbian, QNX, Windows CE||Various Linux/Debian, Android, BSD, RISC OS, webOS||Linux/Ubuntu||Android 4/Linux||Various LInux / Linux BSP/ Ubuntu / LTIB / Timesys / Android|
|Size LxW (mm)||87 x 53||85.6 x 53.98||114.3 x 101.6||120 x 120||83 x 83|
|Power||5V / 460mA (2.4W max)||300 mA (1.5W) Model A / 700mA (3.5W) Model B||5V / 2.5A||6V / 1A (6W)||5V @ 4A (20W)|
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