Can i connect an SATA-300 hard drive to a mother board that supports SATA II RAID?

Can i connect an SATA-300 hard drive to a mother board that supports SATA II RAID?

Yes, SATA-II supports 3gb/s tranfer rate.

there might be some configuration you will have to make via the controller.

#366 – HighPoint e.SATA RAID Kit v2