Kirill Kochetkov's Excellent PC SPEC 2000 Articles
(the ones not listed seem to be available only in russian)
Part 1 - Introduction
Part 2 - Memory
Part 3 - Pentium 4
Part 4 - AMD XP
Part 5 - Compilers
Part 5 - Compilers Addition
Part 8 - New versions of benchmarks and compilers
Part 10 - Platforms for Intel Pentium 4
Part 12.2
Kirill Kochetkov's Non-SPEC articles
Athlon 64 and Athlon 64 FX