Astro Pi¶
Using the GPU¶
https://www.raspberrypi.org/blog/a-birthday-present-from-broadcom/
i missed this – broadcom have released the specs to the graphics chips on the pi.
This allows people to do fast, fast fourier transforms on the pi:
https://www.raspberrypi.org/blog/accelerating-fourier-transforms-using-the-gpu/
And it can also be used to do SHA-256:
https://rpiplayground.wordpress.com/2014/05/03/hacking-the-gpu-for-fun-and-profit-pt-1/