I prefer to use chipset-integrated controllers, they often use a faster than PCI bus, and allow you to disable the other controller if it's not used (quicker boot times, etc).
<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>