Hacker News Reader

Anectotical counter point:

I have a old netbook that I've had running win7 starter, win7 ultimate running from the old SSD i had in my desktop, and a bunch of linux distros. So far, the win7 ultimate configured for a desktop pc has been the most energy efficient.

View on HN

That's probably true if they are running older versions of the kernel, which were not optimised for battery. If you install a recent kernel and load laptop-mode-tools I'm sure you might see different results, if not that is a strange result for sure.

I was about to say the same. My Dell laptop had better battery life with Windows 7 than Ubuntu 11.

Reply on news.ycombinator.com