Seagate Constellation ES SAS 6Gb/s 1TB

Seagate® Constellation® ES SAS 6Gb/s 1-TB Hard Drive ST1000NM0001 Specifications Model Number ST1000NM0001 Interface 6-Gb/s SAS Cache 64MB Capacity 1TB Areal density (avg) 324Gb/in2 Guaranteed Sectors 1,953,525,168 PHYSICAL Height (maximum) 26.10mm (1.028 in) Width (maximum) 101.85mm (4.010 in) Length (maximum) 147.00mm (5.787 in) Weight (typical) 640g (1.41 lb) PERFORMANCE Spin Speed (RPM) 7200 RPM Sustained data transfer rate 147Mb/s Average latency 4.16ms Random read seek time 8.5ms Random write seek time 9.5ms I/O data transfer rate 600MB/s Unrecoverable read errors 1 in 1015 RELIABILITY MTBF 1,200,000 hours Annual Failure Rate 0.73% POWER 12V start max current 1.93A 5V start max current 0.58A Average idle power 5.16W Average operating power 6.97W ENVIRONMENT Ambient Temperature Operating 5°–60°C Nonoperating -40°–70°C Maximum operating temperature change 20°C per hour Maximum nonoperating temperature change 20°C per hour Shock Operating Shock (max) 70 Gs for 2ms Nonoperating Shock (max) 300 Gs for 2ms ACOUSTICS Acoustics (Idle Volume) 2.7 bels