Samsung is developing its own processors for its phones and tablets.
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From the link in the article about a deal with Global Foundaries:
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"Silicon-electron mobility is like moving through snow. You can't run as fast," he said.
One substance IBM has already done some research on is graphene, a pure carbon through which IBM says electrons can move 10 times faster than in silicon. The company plans to invest more on research in this area.
The new chips would allow for faster computing processes that could lead to artificial intelligence and high power cognitive computing. The company hopes the investment will lead to technology that allows computer systems to emulate the brain's efficiency, size and power usage, it said.