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Managing multicore memory

MIT research shows that it may be time to let software, rather than hardware, manage the high-speed on-chip memory banks known as ‘caches.’

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Chips as mini Internets

The data-routing techniques that undergird the Internet could increase the efficiency of multicore chips while lowering their power requirements.

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Testing unbuilt chips

A new software-simulation system promises much more accurate evaluation of promising — but potentially fault-ridden — multicore-chip designs.

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A new test chip developed by Vladimir Stojanovic, Rajeev Ram and their colleagues, which monolithically integrates electrical and optical components and was produced on an existing IBM manufacturing line.

Microchips’ optical future

To keep energy consumption under control, future chips may need to move data using light instead of electricity — and the technical expertise to build them may reside in the United States.

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