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AMD says transistor tech will keep Moore’s law alive for 6 to 8 years

kurkosdr

Moore's law simply mentions transistor density, not frequency. And anyway, frequency scaling achieved by ever-longer pipelines (I am looking at you NetBurst) proved to be a dumb and inefficient way of increasing performance, it's why the Athlons and later the Core 2 Duos wiped the floor with the NetBurst CPUs. The thing everyone misses from Moore's law is power scaling (aka Dennard scaling). The number of transistors still doubles roughly every 24 months, but the power consumption per transistor doesn't halve every 24 months anymore. Which is a problem because, with the exception of smartphone and tablet chips, die size has not been a problem for a while, power consumption is. We have reached a stage where GPU chips are getting smaller with time but their power consumption goes up.

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