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Western Digital HDD 320GB WD3200AAKS 3.5" Internal SATA 7200rpm 16MB

Model :
SKU : 57940
Vendor : Western Digital
MPN : WD3200AAKS

WD Caviar SE16 7200 RPM next-generation SATA hard drives feature 16 MB cache for lightning-fast performance, cool and quiet operation and up to 500 GB of storage for capacity-hungry applications.
Key Features:
Spindle Speed - 7200 RPM
Warranty - 3 Years
Average Latency - 4.2ms
Form Factor - 3.5"-internal
Weight - 0.6KG
Average Seek Time - 8.9ms
Formatted Capacity - 320 GB
Interface Type - SATA 3G
Dimensions WxDxH - 101.6mmx147mm max x 26.1mm max
Cache/Buffer Size - 16MB

Detail Specifications:
Form Factor - 3.5" Internal
Capacity - 320GB
Interface Type - SATA 300 MB/s
Cache/Buffer Size - 16MB
Rotational Speed - 7,200 RPM (nominal)
Average Latency - 4.20 ms (nominal)
Contact Start/Stop Cycles - 50,000 minimum
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) 300 MB/s (Max) , Buffer To Disk 748 Mbits/s (Max)
Dimension (WxDxL) - 101.6 x 26.1 (Max) x 147 (Max) mm / 4.00 (+/- 0.010 inch) x 1.028 (Max) x 5.787 (Max) Inches
Weight - 0.6 kg / 1.32 Pounds
Warranty - 2 Years