Hitachi Deskstar 7K1000.C HDS721025CLA382 250GB SATA/300 7200RPM 8MB Hard Drive Hitachi Deskstar 7K1000.C 250 GB SATA Hard Drive General Features: 250 GB storage capacity Serial ATA interface SATA/300 data transfer rate 7200 RPM spindle speed 8 MB buffer 3.5-inch form factor Advanced Power Management HiVERT technology Thermal Fly-height Control (TFC) Head load/unload protects disk during non-operation S.M.A.R.T. command transport ECC and CRC protection