To put this somewhat in perspective, we can look at Wh/$ From the article, Bitcoin used 73.12 * 10^12 Wh and generated $5,749,979,074 in mining revenue Googli

To put this somewhat in perspective, we can look at Wh/$ From the article, Bitcoin used 73.12 * 10^12 Wh and generated $5,749,979,074 in mining revenue Googling shows that the US economy used 3.82 * 10^15 Wh and generated $ 19.39 * 10^12 in GDP So bitcoin uses 12,716 Wh of electricity for every $ of revenue, and the US economy uses 197 Wh of electricity for every $ of GDP.