Твърд диск western digital hdd 640gb sataii scorpio blue 5400rpm 8mb cache - wd6400bpvt

Спецификации:    
Скорост на въртене: 5,400 RPM (nominal)
Буфер: 8 MB
Average Latency: 5.50 ms (nominal)

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Скорост на трансфера:
Buffer To Host (Serial ATA): 3 Gb/s (Max)

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Параметри:
Форматиран капацитет: 640,135 MB
Капацитет: 640 GB
Интерфейс: SATA 3 Gb/s
User Sectors Per Drive: 1,250,263,728

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Seek Times:
Read Seek Time: 12.0 ms
Track-To-Track Seek Time: 2.0 ms (average)

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Environmental Specifications:
Acoustics:
- Idle Mode: 24 dBA (average)
- Seek Mode 0: 26 dBA (average)
Temperature (English):
- Operating: 32° F to 140° F
- Non-operating: -40° F to 149° F
Temperature (Metric):
- Operating: -0° C to 60° C
- Non-operating: -40° C to 65° C
Humidity:
- Operating: 8% to 95% Non-condensing
- Non-operating: 5-95% RH non-condensing
Altitude (English):
- Operating: -1,000 feet to 10,000 feet
- Non-operating: -1,000 feet to 40,000 feet
Altitude (Metric):
- Operating: -305M to 3,050M
- Non-operating: -305M to 12,200M
Vibration:
- Operating: 0.00459 g²/Hz (10 to 500 Hz)
- Non-operating: 0.05102 g²/Hz (10 to 500 Hz)

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Electrical Specifications:    
- 5 VDC:
Read/Write: 500 mA
Idle: 400 mA
Standby: 50 mA
Sleep: 20 mA
- Current Requirements:
Power Dissipation
Read/Write: 2.50 Watts
Idle: 0.85 Watts
Standby: 0.25 Watt
Sleep: 0.10 Watts

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Размер(HxDxW): 9.5 x 100.2 x 69.85 mm
Тегло: 0.117 kg


гаранция: 36 месеца