Western Digital Caviar Black WD6401AALS vs Comparable 3.5" SATA Hard Disks
Item 1455: Western Digital WD6401AALS
Size640 GB
Cache32 MB
RPM7200
Form Factor3.5"
InterfaceSATA
Speed3 Gb/s
Warranty5 year
Disk RPM Cache (MB) Size (GB) Warranty Years Best Price Vendor Value (GB/$)
Hitachi Deskstar 7K1000.B HDT721064SLA360 7200 16 640 69.95 9.15
Western Digital Caviar Blue WD6400AAKS 16 640 3 1551.20 0.41
Western Digital Caviar Black WD6401AALS 7200 32 640 5 0.00

Manufacturer's Specs

General
InterfaceSATA 3 Gb/s
Formatted Capacity640,135 MB
User Sectors Per Drive1,250,263,728
Capacity640 GB
Performance
Buffer To Host (Serial ATA)3 Gb/s (Max)
Buffer Size32 MB
Power
Standby1.00 Watts
Read/Write8.30 Watts
Sleep1.00 Watts
Idle7.70 Watts
Acoustics
Seek Mode 326 dBA (average)
Seek Mode 029 dBA (average)
Idle Mode25 dBA (average)

External links

Western Digital
http://www.wdc.com/
WD6401AALS
http://www.wdc.com/en/produ...

Western Digital Caviar Black Reviews & Benchmarks

X-bit labs - Hard Disk Drives Roundup: Winter 2010 - Dec. 28, 2010
ThinkComputers - Western Digital Caviar Black 1TB (WD1002FAEX) SATA 6GB/s Hard Drive Review | Unbiased Computer Hardware Reviews - ThinkComputers.org - Dec. 17, 2010
Silent PC Review - WD Caviar Black 2TB & VelociRaptor 600GB - Oct. 10, 2010
The Tech Report - 7,200-RPM terabytes from Hitachi, Samsung, Seagate, and WD face off - Introducing the Barracuda 7200.12, Caviar Black, Deskstar 7K1000.C, and SpinPoint F3 - July 27, 2010
The Tech Report - Today's solid-state drives: The value perspective - Quantifying the value of today's SSD goodness - July 6, 2010
X-bit labs - 500 GB Hard Disk Drives Roundup - May 3, 2010
X-bit labs - Roundup: New Hard Disk Drives with 1 TB and 2 TB Storage Capacities - April 16, 2010
Hot Hardware - Definitive 2TB HD Roundup: WD, Seagate, Samsung - April 16, 2010
StorageReview.com - Western Digital Caviar Black Review (2TB) - March 31, 2010
X-bit labs - Terabyte Hard Disk Drives Roundup: Round Three - March 8, 2010
HardOCP - SATA 6Gb/s on Your New Motherboard? - Feb. 20, 2010
The Tech Report - Western Digital's 6Gbps Caviar Black 1TB hard drive - Two 500GB platters get a faster interface - Feb. 17, 2010
PC Perspective - Western Digital SATA 6Gb/sec 1TB Caviar Black (WD1002FAEX) Review - Feb. 14, 2010
X-bit labs - 2 TB Hard Disk Drives: Now at 7,200 RPM - Jan. 11, 2010
Hot Hardware - Western Digital Caviar Black and RE4 2TB Drives Review - Dec. 9, 2009
Tom's Hardware - 500GB Per Platter: Three Next-Gen 7,200 RPM Hard Drives - Oct. 29, 2009
The Tech Report - Western Digital's Caviar Black 2TB hard drive - Introducing the dual-stage actuator - Oct. 26, 2009
Register Hardware - WD Caviar Black 2TB 7200rpm hard drive - Two terabytes of performance HDD - but it comes at a price - Oct. 7, 2009
Legit Reviews - Western Digital 2TB Caviar Green and Black Hard Drives - Sept. 18, 2009
PC Perspective - Western Digital 7200RPM Caviar Black and RE4 Series 2TB Hard Drive Review - Sept. 7, 2009
Silent PC Review - Caviar Black: WD's Performance 1TB HDD - Jan. 13, 2009
Tom's Hardware - 1TB Evolves: New Drives, More Speed : Hitachi, WD: 1-TB Drives Revised - Sept. 12, 2008
The Tech Report - Western Digital's Caviar Black hard drive: After you've had Caviar, will you ever go back? - Aug. 28, 2008

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