Summary: I purchased 5 of the 2TB drives back in March of 2011. Four of them were installed in a OWC Mercury Elite Pro Qx2 setup for RAID 5 (Stripe with Parity) and the 5th drive...
Not Sata 3 (title is wrong), but excellent SATA 2 disk
F. R. Keller, Amazon
2 December 2012
Summary: This is an excellent SATA 2 disk, but it is not SATA 3. This 2TB disk is SATA 2 which runs at 3.0 Gb/s. It is not SATA 3 which runs at 6.0 Gb/s.
Summary: Bought 2, 1 seemed to work, the other I couldn't seem to format properly, spent about 20 hours playing with the drive itself, not sure exactly what's wrong.
Summary: I purchased four of these in 2008 (now 2012) and installed them in a Synology DS1010+ creating two 2TB virtual volumes (RAID1 mirror) and this unit with these 4 Hitacchi