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 69.95 42.89
Western Digital WD25EZRS SATA 3 Gb/s 2500 69.99 35.72
Toshiba PH3300U-1I72 SATA 6 Gb/s 7200 64 3000 90.65 33.09
Western Digital Caviar Green WD30EZRX SATA 6 Gb/s 64 3000 2 91.47 32.80
Western Digital RE4-GP WD2003FYPS SATA 3 Gb/s 7200 64 2000 62.49 32.01
Seagate ST4000DM000 SATA 6 Gb/s 7200 64 4000 124.99 32.00
Hitachi Deskstar 5K3000 HDS5C3020ALA632 SATA 6 Gb/s 32 2000 64.50 31.01
Western Digital WDBH2D0030HNC-NRSN SATA 3 Gb/s 3000 97.17 30.87
Hitachi 0F10452 SATA 3 Gb/s 7200 32 2000 66.00 30.30
Western Digital WDBMMA0030HNC-NRSN SATA 6 Gb/s 5400 64 3000 99.95 30.02
Toshiba DT01ACA300 SATA 6 Gb/s 7200 64 3000 2 99.99 30.00
Seagate Barracuda ST3000DM001 SATA 6 Gb/s 7200 64 3000 101.99 29.41
Seagate Pipeline HD ST2000VM002 SATA 3 Gb/s 5900 64 2000 69.95 28.59
Seagate Constellation ES ST32000644NS SATA 3 Gb/s 7200 64 2000 5 69.99 28.58
Western Digital AV-GP WD30EURS SATA 3 Gb/s 64 3000 3 105.00 28.57
Seagate Barracuda ST2000DM001 SATA 6 Gb/s 7200 64 2000 71.31 28.05
Western Digital Green WD40EZRX SATA 6 Gb/s 64 4000 2 143.00 27.97
Seagate Barracuda STBD3000100 SATA 6 Gb/s 7200 64 3000 109.00 27.52
Western Digital Red WD30EFRX SATA 6 Gb/s 64 3000 5 114.00 26.32
Western Digital AV-GP WD20EURX SATA 3 Gb/s 64 2000 3 76.00 26.32
Western Digital WD Purple WD30PURX SATA 6 Gb/s 3000 114.99 26.09
Western Digital AV-GP WD20EURS SATA 3 Gb/s 64 2000 3 77.50 25.81
Western Digital Caviar Green WD20EARX SATA 6 Gb/s 64 2000 2 78.65 25.43
Hitachi Deskstar 7K3000 HDS723030ALA640 SATA 6 Gb/s 7200 64 3000 119.00 25.21
Hitachi Deskstar 7K3000 HDS723030ALA640 (0F12450) SATA 6 Gb/s 7200 64 3000 5 119.00 25.21
Western Digital WD Purple WD20PURX SATA 6 Gb/s 2000 79.41 25.19
Western Digital Green WD20EZRX SATA 6 Gb/s 64 2000 2 79.99 25.00
Toshiba DT01ACA200 SATA 6 Gb/s 7200 64 2000 2 79.99 25.00
Western Digital AV-GP WD30EURX SATA 3 Gb/s 64 3000 3 122.40 24.51
Seagate Barracuda STBD2000101 SATA 7200 2000 82.62 24.21
Toshiba PH3200U-1I72 SATA 6 Gb/s 7200 64 2000 83.84 23.85
Seagate SV35.5 ST3000VX000 SATA 6 Gb/s 7200 64 3000 126.98 23.63
Western Digital Caviar Green WDBAAY0030HNC-NRSN SATA 3 Gb/s 3000 3 129.99 23.08
Western Digital RE4-GP WD2002FYPS SATA 3 Gb/s 64 2000 5 89.00 22.47
Hitachi Ultrastar 7K3000 HUA723030ALA640 SATA 6 Gb/s 7200 64 3000 3 135.00 22.22
Seagate SV35.5 ST2000VX000 SATA 6 Gb/s 7200 64 2000 90.00 22.22
Western Digital Red WD20EFRX SATA 6 Gb/s 64 2000 5 95.79 20.88
Western Digital WDBH2D0020HNC-NRSN SATA 6 Gb/s 64 2000 98.89 20.22
Hitachi Deskstar 0S03228 SATA 5400 3000 148.95 20.14
Western Digital WDBMMA0020HNC-NRSN SATA 6 Gb/s 5400 64 2000 109.99 18.18
Seagate Constellation CS ST2000NC001 SATA 6 Gb/s 7200 64 2000 110.00 18.18
Western Digital Caviar Green WD20EADS SATA 3 Gb/s 32 2000 3 110.00 18.18
Samsung Spinpoint F4 HD204UI SATA 3 Gb/s 32 2000 115.00 17.39
Seagate Barracuda Green ST2000DL003 SATA 6 Gb/s 5900 64 2000 115.00 17.39
Western Digital Black WD2003FZEX SATA 6 Gb/s 7200 64 2000 5 118.91 16.82
Western Digital Se WD2000F9YZ SATA 6 Gb/s 7200 64 2000 5 124.99 16.00
Western Digital Caviar Green WD20EARS SATA 3 Gb/s 64 2000 3 125.00 16.00
Western Digital Caviar Green WDBAAY0020HNC-NRSN SATA 3 Gb/s 32 2000 3 126.57 15.80
Western Digital RE SATA WD2000FYYZ SATA 6 Gb/s 7200 64 2000 5 132.56 15.09
Western Digital AV-GP WD20EVDS SATA 3 Gb/s 32 2000 3 143.40 13.95
Western Digital Caviar Black WD2002FAEX SATA 6 Gb/s 7200 64 2000 5 149.99 13.33
Seagate Barracuda LP ST32000542AS SATA 3 Gb/s 5900 32 2000 3 154.00 12.99
Western Digital Caviar Black WDBAAZ0020HNC-NRSN SATA 7200 32 2000 3 154.51 12.94
Seagate Barracuda XT ST32000641AS SATA 6 Gb/s 7200 64 2000 155.00 12.90
Hitachi Deskstar 5K3000 HDS5C3020ALA632 SATA 6 Gb/s 32 2000 3 155.00 12.90
Western Digital Caviar Black WD2001FASS SATA 3 Gb/s 7200 64 2000 5 160.00 12.50
Western Digital WD RE WD200MFYYZ SATA 6 Gb/s 7200 64 2000 164.99 12.12
Hitachi Ultrastar 7K4000 HUS724020ALE640 SATA 6 Gb/s 7200 64 2000 168.65 11.86
Seagate Barracuda ST320005N4A1AS-RK SATA 3 Gb/s 5900 32 2000 197.30 10.14
Seagate Constellation ES.2 ST32000646NS SATA 6 Gb/s 7200 64 2000 198.74 10.06
Seagate Constellation ES.2 ST32000645NS SATA 6 Gb/s 7200 64 2000 206.44 9.69
Toshiba MKx002TSKB Series MK2002TSKB SATA 3 Gb/s 7200 64 2000 5 209.95 9.53
Hitachi Deskstar 7K3000 HDS723020BLA642 SATA 6 Gb/s 7200 64 2000 250.00 8.00
HP StorageWorks P2000 AW556A SATA 3 Gb/s 7200 2000 300.00 6.67
Seagate ST2000DX001 SATA 6 Gb/s 7200 64 2TB+8GB 101.99 0.00
Seagate ST1000DX001 SATA 6 Gb/s 7200 64 1TB+8GB 79.00 0.00

Price History

Recent Price Changes

2015-01-28 $125.00 -2.75
2015-01-27 $127.75 -0.25
2015-01-27 $128.00 -1.00
2015-01-26 $129.00 -0.75
2015-01-24 $129.75 -0.25
2015-01-22 $130.00 -2.75
2015-01-22 $132.75 -0.25
2015-01-21 $133.00 -1.75
2015-01-19 $134.75 -25.25
2015-01-19 $160.00 +22.00

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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