They will work much more efficient and use the extended instruction set of the newer processors compared to the ancient 80386 which did not even have the floating point operations integrated within CPU (Remember? To find out what processor you have, do: cat /proc/cpuinfo | grep model If it says model name : AMD Athlon(tm) Processor you have "athlon" CPU.

By the way, this UNIX command tutorial is in continuation of my earlier article top networking commands in Unix and CVS command examples , if you haven’t read already you may find some useful information based on my experience in Unix and Linux commands.
Though this UNIX command tutorial is to highlight differences between soft link in UNIX and hard link in UNIX which is also a very popular UNIX command interview question, I am not able to resist myself by showing you the usage of soft link in UNIX, below are some of example of UNIX symlinks I have seen during my projects of involving UNIX soft links:1) In our project, our Java process picks the latest version of the package for executing, which is a UNIX soft link.
Symbolic links , Symlink or Soft link in Unix are a very important concept to understand and use in various UNIX operating systems e.g. Symlinks give you so much power and flexibility that you can maintain things quite easily.
I personally feel that along with find, grep and other UNIX commands, the command to create a soft link and update soft link i.e.
The interface of the helper - command line options, and input/output data format are internal to the pam_unix module and it should not be called directly from applications.
pam_unix(8) Written by Tomas Mraz and other various people.
ln -s is also must for anyone working in UNIX machine.
Whenever I do scripting or write any UNIX script I always write for symlinks rather than pointing to the absolute path of directories in UNIX.
The purpose of the helper is to enable tighter confinement of login and password changing services.