I think I got a good deal @ Dell Xeon(think it is E7505 chip?) for $200 more than the P4.
I didn't care for dual processor, but thought dual channel DDR266 is a big plus.
My config:
2.40GHZ,XEON/533,WS450,MOD,512K CACHE
512MB,DDR266 SDRAM,ECC,2X256,WS450
MONITOR OPTION-NONE
ATI, FIRE GL...