For those of you interested in new and upcoming microprocessors, Ars has the second part of their article on the PPC970 up now. Unfortunately, it's lacking in information about the L2 implementation, but it's still quite good.
http://arstechnica.com/cpu/03q1/ppc970/ppc970-0.html
Oooh...Ars's PPC970 Article Pt.2 is up
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