Found a great technical comparison between Half-Life 2's Source engine and Doom 3's engine for all who are curious. And the winner is...
I'm not a console gamer, but if this article is any indication, the traditional x86 processor may well have a new, fierce competitor coming soon. A snippet from the article:
I for one quite like the idea of watching "Contact" on my TV while a PS3 sits in the background churning through a SETI@home [SETI] unit every 5 minutes. If you know how long a SETI unit takes your jaw should have just hit the floor, suffice to say, Cells are very, very fast [SETI Calc].
Yowsa... The goods (in the form of a 5 part article) are here.