If you need a new hard drive or youre wanting to experience Serial ATA first hand, then this is the drive to get at this point. With 8mb of cache, large 80GB platters, and performance that is competitive with RAID_0 systems, this drive is the best-performing Serial ATA drive available and a must-have for anyone in need of blistering performance and massive storage. If this drive is an indication of what Serial ATA is capable of offering, then were in for a very wild ride as the standard takes off.