9600 Pro works in all AGP 2.0-3.0 boards. I'm fairly certain all KT133A board support AGP4x (AGP2.0).
<font color=blue>Only a place as big as the internet could be home to a hero as big as Crashman!</font color=blue>
<font color=red>Only a place as big as the internet could be home to an ego as large as Crashman's!</font color=red>