Wednesday May 23, 2012 3:15 PM AEST

Science built a Silicon brain

By Justin Robinson
17:06 Mar 25, 2009 | 4 Comments
Tags: Processor | science | silicon | brain
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Science built a Silicon brain

What is it made up of?

The SilBrain (as we've endearingly called it) is just like any other modern processor from the past twenty years in terms of physical construction. Made up of a substrate consisting of a silicon base, the most vital components are located here.

It takes up an entire eight-inch silicon wafer, which contains the communication and control units, as well as Application-Specific Integrated Circuit (or ASIC) chip. This allows the entire construct, known as a Neural Processing Unit (NPU) to function in hardware and mimic the massively parallel functions inside the human brain.

Underneath this computing and communication layer of the NPU is the Neural Network Wafer, and the cooling/support block that appears to be watercooled.

click to view full size image
Image courtesy of FACETS Project, Ruprecht-Karls Universität Heidelberg

 
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4 Comments
ahsoka
Mar 25, 2009 5:28 PM
Awesome! :D
Athiril
Mar 25, 2009 6:22 PM
Im still waiting for marriage of real neurons to processors.

A few years ago there was a break through of scientists stimulating snail neurons over a silicon chip to grow synapses.
the__vigilante
Mar 27, 2009 9:09 AM
At 200,000 Neurons, the SilBrain would contain somewhere in the vacinity of 425,000 times LESS neurons than a human brain. So it really needs to increase the capacity by an order of half a million to get to the same size (logically). I wonder what the PHYSICAL size of it is currently though, at just 200,000 neurons..? I'm guessing that 100 billion of them WON'T fit into the same space as a human skull...???
ae86represent
May 19, 2009 7:44 PM
One word......COOLNESS!!!
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Issue: 137 | June, 2012

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