Specifications
Model Number ST32000645NS
Interface SATA 6Gb/s
Cache 64MB
Capacity 2TB
Areal density (avg) 444Gb/in2
Guaranteed Sectors 3,907,029,168
PHYSICAL
Height (maximum) 26.10mm (1.028 in)
Width (maximum) 101.85mm (4.010 in)
Length (maximum) 147.00mm (5.787 in)
Weight (typical) 655g (1.444 lb)
PERFORMANCE
Spin Speed (RPM) 7200 RPM
Sustained data transfer rate 155MB/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 2.11A
5V start max current 0.57A
Average idle power 6.80W
Average operating power 10.65W
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) 70/40 Gs for 2ms
Nonoperating Shock (max) 300 Gs for 2ms
ACOUSTICS
Acoustics (Idle Volume) 2.8 bels
Acoustics (Seek Volume) 3.2 bels
