Update:

>> What we can do with such powerful hardware?

> Watching 1080p video content for instance. But I guess that
> one 1.8 GHz core of PA6T is sufficient for this :-)

...or maybe not. Result with two cores running:

"1080p videos are a little bit too slow."
http://amigaworld.net/modules/news/article.php?storyid=6338#85587