Scot P. Floess wrote: > I have a really silly question... but just want to ask... > > I have one box on my home network that is x86_64 capable... My other > boxes are all i386. As this x86_64 machine can, at most, house 4 GB of > RAM (currently only has 1 GB) - is there any advantage to my running > x86_64 on that machine instead of i386... Long story as to why I am > asking - but before I go off and moveit down to i386 - just wanted some > opinions :) > on most 64bit capable x86 CPUs, 64bit code is faster, because the x86_64 mode has more registers than the traditional i386. On the first gen Intel x86_64 CPUs, that would be P4's that had 64bit added to them, I'd probably stick with 32bit, but on any AMD or Intel Core CPU, I'd probably use x86_64 by default.