review at Tom's hardware guide

http://www20.tomshardware.com/cpu/20030923/
(ZT)
AMD's Athlon 64 Has Arrived: the Athlon 64 FX and Athlon 64 (and Intel's P4 Extreme) Reviewed
Summary: The P4 3.2 EE wins 32 times, the Athlon 64 FX-51 15 times - an uncertain 64-bit future for AMD
文章挺長，自個看吧。