Tuesday, December 14, 2010

Advance of IBM may towards us Exascale supercomputers

If you are one of the citizens did not think that a supercomputer seems good enough and then probably works at IBM. Researchers at IBM has just made a breakthrough in the use of light pulses to help accelerate the transfer of data between the chips. If this works like people to think of IBM that will make him, then, quite possibly could increase supercomputer performance by more than a thousand times.

This technology, dubbed CMOS integrated Silicon Nanophotonics (I feel more intelligent already), integrates optical modules, as well as electrical modules in a single piece of Silicon. This allows to electrical signals created transistor-level into pulses of light, apparently allowing chips to communicate more quickly with IBM Silicon Photonics researcher Will Green.

IBM believes that this new technology will lead to huge advances in the power of the supercomputer. Fastest supercomputers that we were around today Max. in nearly 2 petaflops that we go to laymen (in English), recorded in two thousand trillion calculations per second. Technology Photonics could increase this number to a staggering trillion billion calculations per second. Yes, a billion billion calculations per second, known as an exaflop. IBM this would help achieve its goal of building a team of exascale by 2020.

According to Green, "in a system of exascale interconnections have to be able to exabytes per second on the network." "This is an interesting landmark for the system looking for exascale systems construction in 10 years."

The possibility to integrate several modules on a single substrate or a motherboard Photonics is here, according to Green. Most recent supercomputers already using optical technology for chips in order to communicate. However, this usually happens mostly on a single length of wave-level rack. This progress will enable optical communication simultaneously in multiple wavelengths.

The good thing about this technology is that they can be manufactured in a standard chip production line. Another advantage is that it is also not necessary tools special, making it extremely cost-effective. The current demonstration uses a node CMOS 130 nanometer manufacturing. However, IBM plans to pursue integration in "sub-100 nanometer CMOS processes deeply scale" according to Green.

The technology is intended to replace copper cables. As you know, copper cables are widely used today to transfer data between the chips. Optics can obtain an increase in speed for distances as short as a few centimetres at the time a few miles and even consumes less energy. Finally, IBM hopes to use optics for communication between transistor chip as well. According to Green, "there is a vision for chip-level but not what we call today".

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