HDD Server Seagate Constellation 500GB/SATA3/32MB

Model Number: ST500NM0011 
Interface: SATA 6Gb/s 
Cache: 64MB 
Capacity: 500GB 
Areal density (avg): 324Gb/in2 
Guaranteed Sectors: 976, 773, 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 (1.411 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: 1.90A 
5V start max current: 0.49A 
Average idling power: 4.56W 
Average operating power: 7.26W 
ENVIRONMENT: 
Ambient Temperature: 
Operating: 5°–60°C 
Non-operating: -40°–70°C 
Maximum operating temperature change: 20°C per hour 
Maximum non-operating temperature change: 20°C per hour
Shock: 
Operating shock (max): 70/40 Gs for 2ms 
Non-operating shock (max): 350 Gs for 2ms 
ACOUSTICS: 
Acoustics (Idling Volume): 2.2 bels 
Acoustics (Seek Volume): 2.8 bels