Western Digital Caviar Green WD20EARS (2000 GB)

vs Comparable 3.5" SATA Hard Disks
Item 3542: Western Digital Caviar Green 2 TB WD20EARS
BrandWestern Digital
FamilyCaviar Green
PartWD20EARS
Size2000 GB
Cache64 MB
RPM
Form Factor3.5"
InterfaceSATA
Speed3 Gb/s
Warranty3 year
WD20EARS Reviews4
Disk Interface RPM Cache (MB) Size (GB) Warranty Years Best Price Vendor Value (GB/$)
Hitachi Ultrastar HUA723030ALA641 SATA 6 Gb/s 7200 64 3000 5 83.00 36.14
Western Digital Caviar Green WD30EZRX SATA 6 Gb/s 64 3000 2 99.99 30.00
Seagate Barracuda STBD3000100 SATA 6 Gb/s 7200 64 3000 104.45 28.72
Seagate Barracuda ST3000DM001 SATA 6 Gb/s 7200 64 3000 104.99 28.57
Western Digital WDBH2D0030HNC-NRSN SATA 3 Gb/s 3000 106.65 28.13
Western Digital RE4-GP WD2002FYPS SATA 3 Gb/s 64 2000 5 74.00 27.03
Seagate Barracuda ST2000DM001 SATA 6 Gb/s 7200 64 2000 74.44 26.87
Western Digital Green WD20EZRX SATA 6 Gb/s 64 2000 2 74.99 26.67
Hitachi 0F10452 SATA 3 Gb/s 7200 32 2000 75.00 26.67
Western Digital WD25EZRS SATA 3 Gb/s 2500 94.61 26.42
Western Digital Caviar Green WD20EADS SATA 3 Gb/s 32 2000 3 76.00 26.32
Toshiba PH3200U-1I72 SATA 6 Gb/s 7200 64 2000 82.29 24.30
Western Digital WD Purple WD20PURX SATA 6 Gb/s 2000 84.43 23.69
Toshiba DT01ACA200 SATA 6 Gb/s 7200 64 2000 2 84.99 23.53
Seagate Constellation ES ST32000644NS SATA 3 Gb/s 7200 64 2000 5 84.99 23.53
Western Digital Caviar Green WD20EARS SATA 3 Gb/s 64 2000 3 87.00 22.99
Western Digital AV-GP WD20EURS SATA 3 Gb/s 64 2000 3 88.01 22.72
Seagate Barracuda STBD2000101 SATA 7200 2000 89.99 22.22
Seagate SV35.5 ST2000VX000 SATA 6 Gb/s 7200 64 2000 94.99 21.05
Western Digital AV-GP WD20EURX SATA 3 Gb/s 64 2000 3 97.31 20.55
Western Digital Red WD20EFRX SATA 6 Gb/s 64 2000 5 98.00 20.41
Western Digital WDBH2D0020HNC-NRSN SATA 6 Gb/s 64 2000 98.89 20.22
Western Digital Caviar Green WD20EARX SATA 6 Gb/s 64 2000 2 104.45 19.15
Seagate Constellation CS ST2000NC001 SATA 6 Gb/s 7200 64 2000 110.00 18.18
Seagate Barracuda XT ST32000641AS SATA 6 Gb/s 7200 64 2000 115.00 17.39
Western Digital WDBMMA0020HNC-NRSN SATA 6 Gb/s 5400 64 2000 119.68 16.71
Hitachi Deskstar HD32000 IDK/7K SATA 3 Gb/s 7200 32 2000 125.65 15.92
Hitachi Deskstar 5K3000 HDS5C3020ALA632 SATA 6 Gb/s 32 2000 3 129.00 15.50
Western Digital Caviar Green WDBAAY0020HNC-NRSN SATA 3 Gb/s 32 2000 3 129.99 15.39
Western Digital Se WD2000F9YZ SATA 6 Gb/s 7200 64 2000 5 132.99 15.04
Western Digital Black WD2003FZEX SATA 6 Gb/s 7200 64 2000 5 134.99 14.82
Western Digital Caviar Black WD2001FASS SATA 3 Gb/s 7200 64 2000 5 142.98 13.99
Western Digital RE SATA WD2000FYYZ SATA 6 Gb/s 7200 64 2000 5 146.50 13.65
Western Digital AV-GP WD20EVDS SATA 3 Gb/s 32 2000 3 151.90 13.17
Western Digital RE4 WD2003FYYS SATA 3 Gb/s 7200 64 2000 5 158.89 12.59
Hitachi Ultrastar 7K4000 HUS724020ALE640 SATA 6 Gb/s 7200 64 2000 159.97 12.50
Seagate Barracuda LP ST32000542AS SATA 3 Gb/s 5900 32 2000 3 164.99 12.12
Samsung Spinpoint F4 HD204UI SATA 3 Gb/s 32 2000 170.00 11.76
Western Digital WDBSLA0020HNC-NRSN SATA 7200 32 2000 174.00 11.49
Western Digital Caviar Black WD2002FAEX SATA 6 Gb/s 7200 64 2000 5 178.00 11.24
Seagate Barracuda Green ST2000DL003 SATA 6 Gb/s 5900 64 2000 179.00 11.17
Western Digital Caviar Black WDBAAZ0020HNC-NRSN SATA 7200 32 2000 3 194.41 10.29
Hitachi Deskstar 5K3000 HDS5C3020ALA632 SATA 6 Gb/s 32 2000 195.00 10.26
Seagate Constellation ES.2 ST32000646NS SATA 6 Gb/s 7200 64 2000 198.74 10.06
Hitachi Deskstar 7K3000 HDS723020BLA642 SATA 6 Gb/s 7200 64 2000 225.00 8.89
Toshiba MKx002TSKB Series MK2002TSKB SATA 3 Gb/s 7200 64 2000 5 249.75 8.01
Seagate Constellation ES.2 ST32000645NS SATA 6 Gb/s 7200 64 2000 275.00 7.27
HP StorageWorks P2000 AW556A SATA 3 Gb/s 7200 2000 299.99 6.67
Seagate Barracuda ST320005N4A1AS-RK SATA 3 Gb/s 5900 32 2000 324.98 6.15
Seagate ST1000DX001 SATA 6 Gb/s 7200 64 1TB+8GB 75.99 0.00

Price History

Recent Price Changes

2014-10-15 $87.00 -6.74
2014-10-15 $93.74 -0.05
2014-10-13 $93.79 +5.79
2014-09-23 $88.00 -7.00
2014-09-21 $95.00 +1.00
2014-09-21 $94.00 -1.00
2014-09-17 $95.00 -2.00
2014-09-17 $97.00 -1.99
2014-09-17 $98.99 +0.99
2014-09-17 $98.00 -1.00

Manufacturer's Specs

General
InterfaceSATA 3 Gb/s
Formatted Capacity2,000,398 MB
User Sectors Per Drive3,907,029,168
Capacity2 TB
Performance
Buffer To Host (Serial ATA)3 Gb/s (Max)
Buffer Size64 MB
Power
Standby0.80 Watts
Read/Write6.00 Watts
Sleep0.80 Watts
Idle3.70 Watts
Acoustics
Seek Mode 325 dBA (average)
Seek Mode 029 dBA (average)
Idle Mode24 dBA (average)

External links

Western Digital WD20EARS Reviews & Benchmarks

Silent PC Review - New high areal density 2-and-3 TB Greens from WD | silentpcreview.com - Dec. 7, 2010
StorageReview.com - Western Digital Caviar Green 2TB Review (WD20EARS) - June 24, 2010

Other Western Digital Caviar Green Reviews & Benchmarks

Hot Hardware - 3TB Hard Drive Round-up: Hitachi, Seagate, WD - Sept. 7, 2011
Hardware Heaven - Western Digital Caviar Green 3TB Hard Drive Review - Jan. 1, 2011
Hot Hardware - WD Caviar Green 3TB Hard Drive Review - Oct. 19, 2010
Legit Reviews - Western Digital 3TB Caviar Green Hard Drive Review - Oct. 19, 2010
Hot Hardware - WD Caviar & RE2 GreenPower 1TB HDs - March 24, 2008
ExtremeTech - RAID Class Terabyte Hard Drives - Nov. 29, 2007
Tom's Hardware - The Terabyte Battle - Nov. 5, 2007
Tom's Hardware - WD Caviar GP: The "Green" 1 TB Drive - Oct. 11, 2007

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