LinuxHardware.org has the review. "The Pentium 4 Processor has now been out for several months and
there are many opinions about Intel's latest silicon. Some claim that
it is the next god CPU and some still declare Athlon as a clear
leader. As usual, all the current tests that are available have been
conducted under Microsoft OSes with very few exceptions. So
how does the Pentium 4 perform under Linux and what support is
available from the kernel and GCC? The results probably will surprise you..."
July 17, 2001