Is ARM architecture officially more efficient than 'x86'?

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13 hours ago

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Testing your knowledge of modern CPU architecture and power consumption.

Is 'ARM' architecture officially more efficient than 'x86'?

ARM usually has a higher performance-per-watt due to its simpler instruction set.

x86 is more efficient because it processes complex instructions in a single cycle.

Efficiency is identical; the only difference is the brand of the manufacturer.