The Seagate Barracuda is a hard drive. Its high speed, high capacity desktop storage with Serial ATA interface makes this hard drive is best suited for high performances PCs, entry level ATA servers including RAID and PC gaming systems applications. Sound barrier technology ensures a whisper quiet performance. ECC and Safe Sparing provide comprehensive protection against data loss. SeaShell and G-Force protection protects the hard drive from handling damage and both operating and non-operating shock. This product is the world¡¯s toughest and quietest high performance desktop drive with a native serial ATA interface.