Western Digital 320GB JS 8MB CACHE 7200RPM SATAII Price in Pakistan

Description

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Western Digital 320GB JS 8MB CACHE 7200RPM SATAII Price in Pakistan Details:

Western Digital 320GB JS 8MB CACHE 7200RPM SATAII

Specification

Performance Specifications

* Rotational Speed 7,200 RPM (nominal)
* Buffer Size 8 MB
* Average Latency 4.20 ms (nominal)
* Seek Times
* Read Seek Time 8.9 ms
* Track-To-Track Seek Time 2.0 ms (average)
* Full Stroke Seek 21.0 ms (average)

Transfer Rates

* Buffer To Host (Serial ATA) 300 MB/s (Max)
* Buffer To Disk 748 Mbits/s (Max)
* Physical Specifications
* Formatted Capacity 320,072 MB
* Capacity 320 GB
* Interface SATA 300 MB/s
* User Sectors Per Drive 625,142,448

Physical Dimensions

English

* Height 1.028 Inches (Max)
* Length 5.787 Inches (Max)
* Width 4.00 Inches (+/- 0.010 inch)
* Weight 1.32 Pounds

Metric

* Height 26.1 mm (Max)
* Length 147 mm (Max)
* Width 101.6 mm
* Weight 0.6 kg

Environmental Specifications

Shock

* Operating Shock (Read) 65G, 2 ms
* Non-operating Shock 250G, 2 ms

Acoustics

* Idle Mode 26 dBA (average)
* Seek Mode 0 31 dBA (average)
* Seek Mode 3 27 dBA (average)

Temperature (English)

* Operating 41? F to 131? F
* Non-operating -40? F to 149? F

Temperature (Metric)

* Operating 5? C to 55? C
* Non-operating -40? C to 65? C

Humidity

* Operating 5-95% RH 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
* Linear 20-300 Hz, .75G (0 to peak)
* Random 10-300 Hz, 0.004 g? / Hz
* Non-operating
* Low Frequency 5-20 Hz, 0.195 inches (double amplitude)
* High Frequency 20-500 Hz, 4.0G (0 to peak)