HP 1TB 6G SAS 7.2K rpm SFF (2.5-inch) SC Midline 1yr Warranty Hard Drive. Hard drive capacity: 1024 GB, Hard drive size: 63.5 mm (2.5 "), Hard drive rotational speed: 7200 RPM. Weight: 0.725 kg, Height: 15.6 mm, Width: 75.7 mm. Operating temperature range (T-T): 10 - 35 °C