Твърд диск 640GB WD Caviar® Green™, SATA2, 7200rpm max, 32MB

WD Caviar Green
SATA Hard Drives
640 GB, 32 MB Cache, SATA 3 Gb/s

Cool, quiet, eco-friendly.

WD Caviar Green drives use less power and support quieter, cooler-running desktop PCs and external storage devices.

Performance Specifications

Transfer Rates

Buffer To Host (Serial ATA) 3 Gb/s (Max)

Physical Specifications

Formatted Capacity 640,135 MB
Capacity 640 GB
Interface SATA 3 Gb/s
User Sectors Per Drive 1,250,263,728

Physical Dimensions

Height 26.1 mm
Length 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 25 dBA (average)
Seek Mode 0 29 dBA (average)
Seek Mode 3 26 dBA (average)

Vibration

Operating
Linear 20-300 Hz, .75G (0 to peak)
Random 10-300 Hz, 0.008 g^(2) / Hz

Non-operating
Low Frequency 5-20 Hz, 0.195 inches (double amplitude)
High Frequency 20-500 Hz, 4.0G (0 to peak)

Electrical Specifications

Current Requirements

Power Dissipation
Read/Write 6.00 Watts
Idle 3.7 Watts
Standby 0.80 Watts
Sleep 0.80 Watts

JAR Computers може да предложи ремонт/смяна/монтаж в наш сервиз или при партньор.

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