Western Digital 640GB AARS Caviar Green 64MB CACHE SATA Price in Pakistan

Western Digital 640GB AARS Caviar Green 64MB CACHE

Western Digital 640GB AARS Caviar Green 64MB CACHE Price in Pakistan .Buy Western Digital 640GB AARS Caviar Green 64MB CACHE at most suitable price in Pakistan. Also check Second hand or used Western Digital 640GB AARS Caviar Green 64MB CACHE in Pakistan. Check PaperPk Shop for Computer Accessories prices in Pakistan.

To make drive selection simple, we`ve gathered all our popular WD Caviar SE16, WD Caviar SE, and WD Caviar drives under one umbrella we call WD Caviar Blue. Built to Western Digital`s awarding winning quality standards, these drives are available in a full range of performance features.
Key Features



* Serial ATA (SATA) hard drives are quickly becoming the new standard. Motherboard manufacturers now include SATA inputs on their boards. Because of their considerably narrower cables, SATA hard drives provide increased airflow and less clutter and in the computer system compared to EIDE drives.

The performance difference

* EIDE drives support data transfer rates up to 100MB/sec, and all WD Caviar Blue SATA drive support 3 Gb/s transfer rates.

How to choose

* Our handy Interface Guide [link] can help you make your selection.


* WD Caviar Blue is available in 2 MB, 8 MB, and 16 MB cache sizes. Bigger cache memory yields faster performance.


* We offer drives ranging from 40 GB to 750 GB. Pick the biggest capacity your budget will allow. You can never have too much storage space.


* We understand the importance of your data, and we are committed to protecting that data with exceptionally reliable products, advanced data protection technology and superior customer support.


* Keeping the drive cool enhances reliability. WD continues to develop new and innovative ways to keep drives cool while they are operating.


* The technology that Tom`s Hardware Guide called `very fast and nearly silent` is used throughout this family of drives. Our WhisperDrive technology minimizes noise to levels near the threshold of human hearing. To cut seek noise, SoftSeek technology streamlines read/write seeking algorithms, resulting in more efficient operation.

NoTouch ramp load technology

* The recording head never touches the disk media ensuring significantly less wear to the recording head and media as well as better drive protection in transit. (Available on 120 GB capacities and above)


* Calculates optimum seek speeds to lower power consumption, noise and vibration. (Available on 120 GB capacities and above) [View demo]


* We perform tests on hundreds of systems and a multitude of platforms in our FIT Lab and Mobile Compatibility Lab to give our customers confidence that our drives will work in their systems.

Ideal For

* Family and business computing

How this WD hard drive protects your data

* Data Lifeguard is an exclusive set of data protection features, including shock protection, an environmental protection system and real-time embedded error detection and repair. WD`s Data Lifeguard technology automatically finds, isolates, and repairs problems that may develop over the life of a hard drive.
* Data Lifeguard Tools are software utilities designed for WD hard drives that work with the embedded Data Lifeguard features to make hard drive installation,diagnostics and repair both simple and worry-free. (Download Data Lifeguard Tools)
* ShockGuard instantaneously protects the hard drive against damage from bumps and vibrations while it is running. This technology enables WD Caviar drives to achieve industry-leading shock specifications.

* Up to 182,800 digital photos
* Up to 160,000 songs (MP3)
* Up to 16,000 songs (uncompressed CD quality)
* Up to 49 hours of Digital Video (DV)
* Up to 280 hours of DVD quality video
* Up to 77 hours of HD video
* Mouse over each item to see how it was calculated.
* (Examples of the number of photos, songs, videos and any other files that can be stored on a hard drive are provided for illustrative purposes only. Your results will vary based on file size and format, settings, features, software and other factors.)

Important interface information

* This drive requires a SATA interface
* [WD Interface Guide]


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 1.028 Inches (Max)
* Length 5.787 Inches (Max)
* Width 4.00 Inches (+/- 0.010 inch)
* Weight 1.39 Pounds


* Height 25.4 mm (Max)
* Length 147 mm (Max)
* Width 101.6 mm
* Weight 0.63 kg

Environmental Specifications:


* Operating Shock (Read) 30G, 2 ms
* Non-operating Shock 300G, 2 ms


* Idle Mode 25 dBA (average)
* Seek Mode 0 29 dBA (average)
* Seek Mode 3 26 dBA (average)

Temperature (English)

* Operating 41� F to 140� F
* Non-operating -40� F to 158� F

Temperature (Metric)

* Operating 5� C to 60� C
* Non-operating -40� C to 70� C


* 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



* Linear 20-300 Hz, 0.75 G (0 to peak)
* Random 0.004 g�/Hz (10 to 300 Hz)


* Low Frequency 10-300 Hz, 0.195 inches (double amplitude)
* High Frequency 20-500 Hz, 4.0G (0 to peak)

Electrical Specifications:

Current Requirements

* 12 VDC
* Read/Write 410 mA
* Idle 390 mA
* Standby 6 mA
* Sleep 6 mA
* 5 VDC
* Read/Write 675 mA
* Idle 600 mA
* Standby 180 mA
* Sleep 180 mA
* Power Dissipation
* Read/Write 8.3 Watts
* Idle 7.7 Watts
* Standby 1.00 Watts
* Sleep 1.00 Watts

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