[CentOS] SDA and HDA

> With the default settings in my Supermicro motherboard CentOS calls my
> SATA drive /dev/hda.  If in bios setup I change 'Native Mode
> Operation' from auto to 'Serial ATA' it boots up calling the drive
> /dev/sda.  I keep thinking its likely better under /dev/sda not?  Any
> problem switching it to that after install?

So I guess another question here.  Is it better to my SATA interface
in Serial ATA mode or AUTO in BIOS?  The motherboard calls it sda when
in serial ata mode but hda when in auto mode.  Will there be a
performance difference?

Matt