10 alternatives to the Raspberry Pi

A coin-sized Linux computer that is totally open-source, and costs $20. This is a small, low-cost, totally open-source (both the hardware and software) computer that's ideal for projects such as IoT or building your own custom router.

• 360MHz MIPS CPU
• 32MB of RAM
• 8MB of flash memory
• Ready equipped with header pins for sound, USB 2.0, Ethernet, and Wi-Fi

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A $40 Arduino that's idea for integration into a commercial or industrial product.

• Atheros AR9331 processor
• 64MB of RAM
• 16MB of flash storage
• USB 2.0

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At $9, C.H.I.P. is a perfect demonstration of how cheap computing has become. You get what would only a few years ago have been desktop power on a tiny board.

• 1.0GHz CPU
• 512MB of RAM
• 4GB of storage
• Built-in Wi-Fi and Bluetooth

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A cheap, $23 quad-core powered board that's ideally suited for hobbyists.

• Samsung S5P4418 quad-core ARM Cortex-A9 up to 1.4GHz
• 1GB of RAM
• Gigabit Ethernet
• USB 2.0

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The NanoPC-T3 is the bigger brother of the NanoPi 2 Fire, and features an octa-core processor which has enough power for commercial and industrial applications.

• Samsung S5P6818 octa-core ARM Cortex-A53 up to 1.4GHz
• 1-2GB of RAM
• 8GB of flash storage
• Gigabit Ethernet
• USB 2.0

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At around $92, the Intel name doesn't come cheap, but this Arduino-compatible board is turning out to be a popular choice.

• Dual-core, dual-threaded Intel Atom CPU with a 32-bit Intel Quark microcontroller
• 1GB of RAM
• 4GB of flash storage
• Integrated Wi-Fi, Bluetooth 4.0 LE
• Support for Yocto Linux, Python, Node.js and Wolfram

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The easiest way to create internet­-connected devices - no programming, soldering or wiring required. IFTTT support allows it to connect with any web service, like Facebook, Gmail and Twitter, or hardware like NEST and Philips HUE.

All for just $59.95.

• Freescale i.MX23 ARM926EJ-S processor
• 64MB of RAM
• 802.11b/g/n

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The Parallella computer is a high performance, credit card sized computer based on the Epiphany multi-core chips from Adapteva. Starting at $99, the Parallella can be used as a standalone computer, an embedded device or as a component in a scaled out parallel server cluster.

• 16-core Epiphany RISC SOC
• Zynq SOC (FPGA + ARM A9)
• Gigabit Ethernet
• 1GB SDRAM
• Micro-SD storage
• Up to 48 GPIO pins
• HDMI, USB (optional)

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The PixelPro features a i.MX6Q Quad-core ARM Cortex-A9 running at 1.0 GHz, with 2D and 3D GPUs and an embedded 2GB 64-bit DDR3 RAM, which means that it is capable of running rich multimedia applications, embedded web servers, digital entertainment systems, industrial control systems, and high definition video.

At $129.95, the PixelPro is not cheap, but you get a lt of power for the cash.

• Freescale i.MX6Q Soc Quad Core ARM Cortex-A9 up to 1GHz
• 2GB of RAM
• WiFi: 802.11 a/b/g/n/ac
• Gigabit Ethernet
• PCIe x1
• USB 2.0

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