But you're commenting on a press release about how this architecture's main benefit is gains in performance-per-watt. AMD has a reputation for using more power

But you're commenting on a press release about how this architecture's main benefit is gains in performance-per-watt. AMD has a reputation for using more power right now because they slowed down to focus on unifying architectures. I think ARM has proved this strategy works in the long term. Everybody knows power efficiency is king right now.