500GB Western Digital RE 2 SATA 16MB Cache 7200rpm 8.9ms with 5yr WD Warranty(wd5000aaks)

WD Caviar SE16 drives combine 16 MB cache with 3 Gb/s transfer rate for lightning-fast performance in demanding desktop and workstation applications. Technologically advanced acoustics minimize noise and cool drive operation and enhanced reliability features help protect the drive and the data stored on it.


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Product Features

Top performance for Windows Vista - WD Caviar SE16 SATA and EIDE drives are certified for Windows Vista and are top performers on the Windows Vista Experience Index.
16 MB Cache - Bigger cache means faster performance. A massive 16 MB cache combined with advanced acoustic and power-reducing technologies make these ultra-fast drives the perfect solution for the fully loaded PC.
IntelliSeek™ - Calculates optimum seek speeds to lower power consumption, noise and vibration.
SecurePark™ - Parks the recording heads off the disk surface during spin up, spin down and when the drive is off. This ensures the recording head never touches the disk surface resulting in improved long term reliability due to less head wear, and improved non- operational shock tolerance.
Ideal For

Designed for use in the fastest PCs on the market, including high-performance business computers and multimedia or gaming systems. Perfect for Windows Vista.

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Performance Specifications
Rotational Speed 7,200 RPM (nominal)
Buffer Size 16 MB
Average Latency 4.20 ms (nominal)
Start/Stop Cycles 50,000 minimum
Warranty 3-year Limited Warranty

Seek Times
Read Seek Time 8.9 ms
Write Seek Time 10.9 ms (average)
Track-To-Track Seek Time 2.0 ms (average)
Full Stroke Seek 21.0 ms (average)

Transfer Rates
Buffer To Host (Serial ATA) 3 Gb/s (Max)
Buffer To Disk 972 Mbits/s (Max)

Physical Specifications
Formatted Capacity 500,107 MB
Capacity 500 GB
Interface SATA 3 Gb/s
User Sectors Per Drive 976,773,168


Physical Dimensions
English
Height 1.028 Inches (Max)
Length 5.787 Inches (Max)
Width 4.00 Inches (± 0.010 inch)
Weight 1.39 Pounds

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


Environmental Specifications
Shock
Operating Shock (Read) 65G, 2 ms
Non-operating Shock 350G, 2 ms

Acoustics
Idle Mode 28 dBA (average)
Seek Mode 0 33 dBA (average)
Seek Mode 3 29 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 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, 0.75 G (0 to peak)
Random 7-500 Hz (0.00221 g˛ / Hz)

Non-operating
Low Frequency 10-300 Hz, 0.195 inches (double amplitude)
High Frequency 300-500 Hz, 5.0G (0 to peak)


Electrical Specifications
Current Requirements
12 VDC
Read/Write 460 mA
Idle 450 mA
Standby 6 mA
Sleep 6 mA

5 VDC
Read/Write 650 mA
Idle 600 mA
Standby 180 mA
Sleep 180 mA

Power Dissipation
Read/Write 8.77 Watts
Idle 8.40 Watts
Standby 0.97 Watts
Sleep 0.97 Watts