Ultrastar 8TB SATA III 3.5" Internal Data Center Hard Drive, 7200 RPM

Ultrastar DC familyHC320 Capacity8 TB InterfaceSATA 6 Gb/s Format Sector Size (bytes)512e Native Command QueuingYes Form Factor3.5" RoHS CompliantYes Interface Transfer RateMax sustained: 255 MB/s Performance Class7200 rpm Cache256 MB MTBF2,000,000 hours Annualized Failure Rate (%)0.44 Load/Unload Cycles600000 Non-Recoverable Error rate< 1 in 10^15 Average Power Requirements (W)Operational: 8.8Idle: 7.4 Power efficiency index (W/TB, idle): 0.925 Operating Temperature41 to 140 Degree F (5 to 60 Degree C) Non-Operating Temperature-40 to 158 Degree F (-40 to 70 Degree C) ShockOperating (read/write (G)): 70G/70 (half-sine wave, 2 ms)Non-Operating (G): 300 (half-sine wave, 2 ms) Acoustics (dBA, average)Idle: 29 dBASeek: 36 dBA Dimensions (H x L x W)1.02 x 5.78 x 4" (2.59 x 14.68 x 10.16cm) Weight1.58 lbs (716.6g) ( +/- 10%)