Hi, I would like to specify CPU_TYPE for 2.4GHz Celeron processor, in the assembly code. Which "one" of the following choices should be used ? . pentium . i586 . i686 . pentium4 What is the difference between 'i586' and 'i686' types? Thanks in advance. thanks Dev. Ps. I had posted this earlier to kernelnewbies list. However, I didnot get any answers.