Western Digital Caviar Black WD6401AALS

Comparable 3.5" SATA Hard Disks
Item 1455: Western Digital WD6401AALS
Size640 GB
Cache (MB)32
RPM7200
Form Factor3.5"
InterfaceSATA
Speed3 Gb/s
$ 59.99
$ 63.99
$ 67.99 + $12.91 shipping
$ 69.99
$ 71.32 + $7.21 shipping
$ 72.99 + $8.47 shipping
Disk Interface RPM Cache (MB) Size (GB) Best Price Vendor Value (GB/$)
Seagate Barracuda ST315005N4A1AS-RK SATA 3 Gb/s 5900 32 1500 69.99 Amazon.com 21.43
Western Digital Caviar Green WD15EARS SATA 3 Gb/s 64 1500 75.00 Amazon Marketplace 20.00
Samsung EcoGreen F2 Series HD154UI SATA 3 Gb/s 32 1500 78.98 Amazon Marketplace 18.99
Seagate Barracuda 7200.11 ST31500341AS SATA 3 Gb/s 7200 32 1500 79.99 Amazon.com 18.75
Seagate Barracuda 7200.11 ST31000333AS SATA 3 Gb/s 7200 32 1000 54.99 Newegg.com 18.19
Seagate Barracuda 7200.12 ST31000528AS SATA 3 Gb/s 7200 32 1000 55.95 Amazon Marketplace 17.87
Samsung Spinpoint F3 HD103SJ SATA 3 Gb/s 7200 32 1000 62.00 Amazon Marketplace 16.13
Western Digital Caviar Green WD10EARS SATA 3 Gb/s 64 1000 63.99 eCost.com 15.63
Western Digital Caviar Green WD10000CSRTL SATA 3 Gb/s 7200 16 1000 64.50 Amazon Marketplace 15.50
Western Digital Caviar Blue WD10EALS SATA 3 Gb/s 32 1000 65.68 Amazon Marketplace 15.23
Hitachi Deskstar H3IK10003272SP SATA 3 Gb/s 7200 1000 67.76 Amazon Marketplace 14.76  
Samsung EcoGreen F2 Series HD103SI SATA 3 Gb/s 32 1000 67.89 Amazon Marketplace 14.73
Hitachi Deskstar 7K1000.B 0A38016 SATA 3 Gb/s 7200 16 1000 68.90 Amazon Marketplace 14.51  
Hitachi Deskstar 7K1000.B HD31000 IDK/7K (0A38016) SATA 3 Gb/s 7200 16 1000 69.99 Newegg.com 14.29  
Hitachi Deskstar 7K1000.C HDS721010CLA332 (0F10383) SATA 3 Gb/s 7200 32 1000 69.99 Newegg.com 14.29  
Seagate Barracuda LP ST31000520AS SATA 3 Gb/s 32 1000 69.99 Newegg.com 14.29
Western Digital Caviar Green WD10EADS SATA 3 Gb/s 32 1000 70.97 Amazon Marketplace 14.09
Seagate ST310005N1A1AS-RK SATA 3 Gb/s 7200 32 1000 71.99 Amazon Marketplace 13.89
Western Digital Caviar Green WD8000AARS SATA 3 Gb/s 64 800 58.52 Amazon Marketplace 13.67
Western Digital Caviar Blue WD6400AAKS SATA 3 Gb/s 16 640 47.99 Amazon Marketplace 13.34
Seagate Barracuda 7200.12 ST3750528AS SATA 3 Gb/s 7200 32 750 57.90 Amazon Marketplace 12.95
Seagate Pipeline HD ST31000322CS SATA 3 Gb/s 8 1000 77.99 eCost.com 12.82
Western Digital AV-GP WD10EVDS SATA 3 Gb/s 32 1000 77.99 Amazon.com 12.82
Western Digital Caviar Black WD1002FAEX SATA 6 Gb/s 7200 64 1000 78.00 Amazon Marketplace 12.82
Western Digital Caviar Black WD1001FALS SATA 3 Gb/s 7200 32 1000 78.99 Amazon Marketplace 12.66
Seagate SV35.5 ST31000525SV SATA 3 Gb/s 32 1000 79.85 Amazon Marketplace 12.52
Western Digital Caviar Green WD7500AADS SATA 3 Gb/s 32 750 60.02 Amazon Marketplace 12.50
Western Digital Caviar Green WD6400AADS SATA 3 Gb/s 32 640 53.99 Amazon Marketplace 11.85
Western Digital Caviar Green WD6400AARS SATA 3 Gb/s 64 640 54.99 Newegg.com 11.64
Western Digital AV-GP WD7500AVDS SATA 3 Gb/s 32 750 67.99 eCost.com 11.03
Western Digital AV-GP WD7500AVVS SATA 3 Gb/s 8 750 67.99 eCost.com 11.03
Western Digital RE2-GP WD7500AYPS SATA 3 Gb/s 16 750 69.99 Newegg.com 10.72
Western Digital Caviar Black WD7501AALS SATA 3 Gb/s 7200 32 750 69.99 Amazon.com 10.72
Western Digital Caviar Black WD6401AALS SATA 3 Gb/s 7200 32 640 59.99 Newegg.com 10.67
Western Digital Caviar Black WD6402AAEX SATA 6 Gb/s 64 640 72.22 Amazon.com 8.86

Price History

Chart showing price history

Recent Price Changes

2010-09-02 eCost.com $67.99 +2.00
2010-09-01 Newegg.com $59.99 -15.00
2010-08-26 PC Connection $71.32 -2.28
2010-08-26 eCost.com $65.99 -2.00
2010-08-25 PC Connection $73.60 +4.10
2010-08-25 eCost.com $67.99 +2.00
2010-08-23 Buy.com $72.99 +3.75
2010-08-20 PC Connection $69.50 -2.28
2010-08-20 Buy.com $69.24 -3.75
2010-08-19 PC Connection $71.78 -2.28

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...

View the WD6401AALS on 0x6877.com

Reviews & Benchmarks related to Caviar Black

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 - 2010-07-27
The Tech Report - Today's solid-state drives: The value perspective - Quantifying the value of today's SSD goodness - 2010-07-06
X-bit labs - 500 GB Hard Disk Drives Roundup - 2010-05-03
X-bit labs - Roundup: New Hard Disk Drives with 1 TB and 2 TB Storage Capacities - 2010-04-16
Hot Hardware - Definitive 2TB HD Roundup: WD, Seagate, Samsung - 2010-04-16
StorageReview.com - Western Digital Caviar Black Review (2TB) - 2010-03-31
X-bit labs - Terabyte Hard Disk Drives Roundup: Round Three - 2010-03-08
HardOCP - SATA 6Gb/s on Your New Motherboard? - 2010-02-20
The Tech Report - Western Digital's 6Gbps Caviar Black 1TB hard drive - Two 500GB platters get a faster interface - 2010-02-17
PC Perspective - Western Digital SATA 6Gb/sec 1TB Caviar Black (WD1002FAEX) Review - 2010-02-14
X-bit labs - 2 TB Hard Disk Drives: Now at 7,200 RPM - 2010-01-11
Hot Hardware - Western Digital Caviar Black and RE4 2TB Drives Review - 2009-12-09
Tom's Hardware - 500GB Per Platter: Three Next-Gen 7,200 RPM Hard Drives - 2009-10-29
The Tech Report - Western Digital's Caviar Black 2TB hard drive - Introducing the dual-stage actuator - 2009-10-26
Register Hardware - WD Caviar Black 2TB 7200rpm hard drive - Two terabytes of performance HDD - but it comes at a price - 2009-10-07
Legit Reviews - Western Digital 2TB Caviar Green and Black Hard Drives - 2009-09-18
PC Perspective - Western Digital 7200RPM Caviar Black and RE4 Series 2TB Hard Drive Review - 2009-09-07
Silent PC Review - Caviar Black: WD's Performance 1TB HDD - 2009-01-13
Tom's Hardware - 1TB Evolves: New Drives, More Speed : Hitachi, WD: 1-TB Drives Revised - 2008-09-12
The Tech Report - Western Digital's Caviar Black hard drive: After you've had Caviar, will you ever go back? - 2008-08-28

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