Apple’s chips are on better process nodes, which confuses the issue. That being said, you really have to test chips at the same power level to get an idea of pe

Apple’s chips are on better process nodes, which confuses the issue. That being said, you really have to test chips at the same power level to get an idea of performance per watt in a comparison. You can easily double CPU power for only a few hundred MHz or 10-20% extra performance. See https://www.pcworld.com/article/1359352/cool-down-a-deep-dive-into-13900k-power-use-and-efficiency.html https://www.pcworld.com/article/1359352/cool-down-a-deep-div..., which benchmarks chips at different power limits for an example.