500GB WD Black 3,5/SATA/7200/64MB

Performance Specifications
Rotational Speed 7,200 RPM (nominal)
Buffer Size 64 MB
Average Latency 4.20 ms (nominal)
Load/unload Cycles 600,000 minimum

Transfer Rates
Transfer Rate (Buffer To Disk) 128 MB/s (Max)

Physical Specifications
Formatted Capacity 500,107 MB
Capacity 500 GB
Interface SATA 3 Gb/s
User Sectors Per Drive 976,773,168

Physical Dimensions
English
Height 1.028 Inches
Depth 5.787 Inches
Width 4.00 Inches
Weight 1.61 Pounds

Metric
Height 25.40 mm
Depth 147 mm
Width 101.6 mm
Weight 0.73 kg

Environmental Specifications
Shock
Operating Shock (Read) 65G, 2 ms
Non-operating Shock 300G, 2 ms

Acoustics
Idle Mode 27 dBA (average)
Seek Mode 0 30 dBA (average)
Seek Mode 3 29 dBA (average)

Temperature (English)
Operating 32° F to 140° F
Non-operating -40° F to 158° F

Temperature (Metric)
Operating -0° C to 60° C
Non-operating -40° C to 70° C

Electrical Specifications
Current Requirements
Power Dissipation
Read/Write 7.90 Watts
Idle 5.90 Watts
Standby 0.70 Watts
Sleep 0.70 Watts