Western Digital Caviar Black 1 Terabyte (1TB) SATA/300 7200RPM 32MB Hard Drive Western Digital Caviar Black 1 Terabyte SATA/300 7200 RPM 32 MB Hard Drive General Features: 1 terabyte (1 TB) capacity 1,000,236 MB formatted capacity Serial ATA interface SATA/300 data transfer rate 7200 RPM spindle speed 32 MB buffer 4.2 ms average latency 13 ms average drive ready time Dual processor StableTrac technology reduces system-induced vibration NoTouch technology ensures that the recording head never touches the disk media