can I upgrade?

I have A gigabite s series motherboard am2 ga-m61sme-s2
i am wanting new Hard drives the ones i have at the mo are Seagate ATA IV ST340014A Barracuda ATA 40 GB Hardisk HD + 60GB they seem to be plugged into thew atx 12v part of my motherboard, I am wanting to go to this spec Western Digital Raptor™ 74GB SATA System Hard Drive (10000rpm, 16mb Cache)
2 x 320GB SATA Audio Hard Drives (7200rpm, 16mb Cache) set to RAID 0
is this possible or is the machine too old?
Rob

 

Here is a link to your MOBO from the manufacturer and it states 2 x SATA ports and RAID. DL the owners manual if you dont have it so you can set it up properly:

GA-M61SME-S2 (rev. 2.x)