Lenovo - Hard drive - 1 TB - internal - 3.5" - SATA 3Gb/s - 7200 rpm - buffer: 32 MB - for S500; S510; ThinkCentre M700; M715; M900; M910; X1;

1 TB formatted capacity, 4.17 ms average latency, Seek time of 8.2 ms typical (without command overhead), Serial ATA interface capability enabling up to 300 MB/s instantaneous interface data transfers, Self-Monitoring, Analysis and Reporting Technology (S.M.A.R.T.) included, Slim, one-inch-high profile,