I would never make any claims to have checked these numbers, but:
Consider the 256 GB memory iPhone X: Implemented in vacuum tubes in 1957, the transistors in an iPhoneX alone would have:
*cost 150 trillion of today’s dollars: one and a half times today’s global annual product
*taken up a hundred-story square building 300 meters high, and 3 kilometers long and wide
*drawn 150 terawatts of power—30 times the world’s current generating capacity
Many more details at the link. Click through for some serious gosh-wow number crunching.
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