Western Digital Scorpio Blue WD6400BPVT 640GB SATA Laptop HDD
Product Code: NN2-54-640-SWE
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Western Digital WD6400BEVT 2.5" Laptop Hard Drive - SATA (Serial ATA)


Manufacturer: Western Digital
Mfg model #: Scorpio Blue WD6400BPVT
Condition: Brand New Factory Sealed in Anti-Static Package
Interface: SATA (Serial ATA)
Warranty: The warranty is valid for 3 years and is processed directly by Western Digital.
Package Includes: Western Digital WD6400BPVT 640GB laptop hard drive
* The OEM package does not include software or accessories.
  • Massive capacity – Whether they are in an external drive or a notebook computer, WD’s 2.5-inch drives offer the most available capacity for space-hungry operating systems like Windows Vista™, plus plenty of room for photos, music, and video.
  • Fast and efficient – With 5400 RPM spin speed, 12 ms access time, even the most demanding customer will appreciate the performance achieved by WD Scorpio drives.
  • Quiet – In a notebook drive, silence is golden. WD’s exclusive WhisperDrive™ combines state-of-the-art seeking algorithms to yield one of the quietest 2.5-inch hard drives on the market. These algorithms also optimize the way a drive seeks for data, which significantly improves power consumption.

Drive Configuration
Capacity 640 GB
Interface SATA (Serial ATA 3.0 Gbps)
Buffer Size 8 MB
Rotational Speed 5400 RPM

Performance Specifications
Average Seek time(typical) 12 ms
Average Latency 5.5 ms
Transfer Rate (Buffer To Disk) 850 Mbits/s
Transfer Rate (Buffer To Host) 3 Gb/s

Environmental Specifications
Temperature / Operating 41° F to 140° F
Temperature / Non-operating -40° F to 149° F

Power Requirenents
Voltage +5V±5%
Read/Write (typical) 2.5 W
Low Power Idle (typical) 2.0 W
Standby (typical) 0.25 W
Sleep (typical) 0.1 W

Physical Dimension
Height (Max.) 9.5 mm
Width 69.85 mm
Weight(avg.) 4.1 oz