250GB 7200RPM hard drive 8MB Buffer
I'd get the 2nd one and RAID 0 it as opposed to shelling out 300 bones on a single Raptor for possibly little to no subjective
improvement over your RAID 0 array. Don't get me wrong, I'm not disrespecting the new Raptor, but I'm looking at the cost benefit. No matter what you use you need to have consistent backups.