There is no power efficiency advantage in today's actual high performance ARM chips. See the Cavium ThunderX2 server chips: their dual socket x 32 core system i

There is no power efficiency advantage in today's actual high performance ARM chips. See the Cavium ThunderX2 server chips: their dual socket x 32 core system is generally slower[1] (though it is faster in a couple of benchmarks) and draws more power than similarly configured x86 servers[2]. [1] https://www.servethehome.com/cavium-thunderx2-review-benchmarks-real-arm-server-option/ https://www.servethehome.com/cavium-thunderx2-review-benchma... [2] https://www.servethehome.com/updated-cavium-thunderx2-power-consumption-results/2/ https://www.servethehome.com/updated-cavium-thunderx2-power-...