Micro Computers

WD Caviar Green 2 TB SATA Hard Drives ( WD20EARX)
Drive Specification Sheet (PDF)
Performance Specifications
Rotational Speed IntelliPower *
Buffer Size 64 MB
Transfer Rates
Buffer To Host (Serial ATA) 6 Gb/s (Max)
Physical Specifications
Formatted Capacity 2,000,398 MB
Capacity 2 TB
Interface SATA 6 Gb/s
User Sectors Per Drive 3,907,029,168
Physical Dimensions
English
Height 1.028 Inches
Depth 5.787 Inches
Width 4.00 Inches
Weight 1.40 Pounds
Metric
Height 26.1 mm
Depth 147 mm
Width 101.6 mm
Weight 0.64 kg
Environmental Specifications
Shock
Operating Shock (Read) 65G, 2 ms
Non-operating Shock 250G, 2 ms
Acoustics
Idle Mode 24 dBA (average)
Seek Mode 0 29 dBA (average)
Seek Mode 3 25 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
12 VDC
Read/Write 1.75 A
Power Dissipation
Read/Write 5.30 Watts
Idle 3.30 Watts
Standby 0.70 Watts
Sleep 0.70 Watts