So Many Single Board Computers

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So Many Single Board Computers BLUE1647 Chicago, IL, USA April 14, 2016

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@KennethJulian @RayHightower

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RJ-45 Power μUSB μHDMI μSD 18 Cores

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Why?

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What can we do now that we could not do before?

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Moore’s Law: 2x every 18 months

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Moore’s Law: 2x every 18 months 1993 http://www.washingtonpost.com/blogs/innovations/wp/ 2015/04/14/10-images-that-explain-the-incredible-power-of- moores-law/ 2013

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Parallelism

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If one ox could not do the job they did not try to grow a bigger ox, but used two oxen. When we need greater computer power, the answer is not to get a bigger computer, but to build systems of computers and operate them in parallel. -Grace Hopper

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http://rayhightower.com/blog/2014/09/09/solar-powered-parallella/

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http://rayhightower.com/blog/2014/09/09/solar-powered-parallella/ 5 volts 1 amp 5 watts Solar!

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Find all primes up to 16,000,000.

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Summary: Finding Primes 0" 50" 100" 150" 200" 250" Parallel Parallella Serial Mac Serial Parallella 18.6 sec 14.4 sec 237.1 sec ($2,000.00 Apple MacBook Pro) ($150.00 Parallella)

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Embarrassingly parallel problem.

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Why?

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https://www.e-education.psu.edu/worldofweather/node/2029 Grid spacing inﬂuences accuracy. Weather Prediction

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Kickstarter: Jan 2016 Pine 64 4 cores 64-bit $15.00

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Pine 64 4 cores 64-bit 4K video Starts at $15.00 N ew !

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Pine64 vs Parallella 4K video 4 cores 2GB RAM 2.5 watts Full-size ports no FPGA $15 - $29 HDMI 18 cores (2 + 16) 1GB RAM 5 watts Micro-ports FPGA $99 - $150

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Pine64 vs Parallella 4K video 4 cores 2GB RAM 2.5 watts Full-size ports Larger board $15 - $29 HDMI 18 cores (2 + 16) 1GB RAM 5 watts Micro-ports Smaller board $99 - $150 Winner? Depends on design goals.

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Thanks! RayHightower.com