Western Digital Caviar Black WD6402AAEX vs Comparable 3.5" SATA Hard Disks
Item 4174: Western Digital WD6402AAEX
Size640 GB
Cache64 MB
RPM
Form Factor3.5"
InterfaceSATA
Speed6 Gb/s
Warranty5 year
Disk Interface RPM Cache (MB) Size (GB) Warranty Years Best Price Vendor Value (GB/$)
Hitachi Deskstar 7K1000.B HDT721064SLA360 SATA 3 Gb/s 7200 16 640 69.95 9.15
Western Digital Caviar Blue WD6400AAKS SATA 3 Gb/s 16 640 3 1551.20 0.41
Western Digital Caviar Black WD6402AAEX SATA 6 Gb/s 64 640 5 0.00

Manufacturer's Specs

General
InterfaceSATA 6 Gb/s
Formatted Capacity640,135 MB
User Sectors Per Drive1,250,263,728
Capacity640 GB
Performance
Transfer Rate (Buffer To Disk)126 MB/s (Max)
Buffer Size64 MB
Power
Standby0.70 Watts
Read/Write6.80 Watts
Sleep0.70 Watts
Idle6.10 Watts
Acoustics
Seek Mode 329 dBA (average)
Seek Mode 033 dBA (average)
Idle Mode28 dBA (average)

External links

Western Digital Caviar Black Reviews & Benchmarks

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