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 54.40 55.15
Western Digital WD25EZRS SATA 3 Gb/s 2500 65.88 37.95
Western Digital WDBH2D0030HNC-NRSN SATA 3 Gb/s 3000 90.16 33.27
Hitachi 0F10452 SATA 3 Gb/s 7200 32 2000 61.00 32.79
Western Digital RE4-GP WD2003FYPS SATA 3 Gb/s 7200 64 2000 62.15 32.18
Toshiba PH3300U-1I72 SATA 6 Gb/s 7200 64 3000 94.60 31.71
Western Digital Caviar Green WD30EZRX SATA 6 Gb/s 64 3000 2 95.00 31.58
Seagate Constellation ES ST32000644NS SATA 3 Gb/s 7200 64 2000 5 64.99 30.77
Toshiba DT01ACA300 SATA 6 Gb/s 7200 64 3000 2 97.99 30.62
Seagate Barracuda ST3000DM001 SATA 6 Gb/s 7200 64 3000 101.99 29.41
Western Digital WD Purple WD20PURX SATA 6 Gb/s 2000 69.62 28.73
Seagate Pipeline HD ST2000VM002 SATA 3 Gb/s 5900 64 2000 69.95 28.59
Hitachi Deskstar 5K3000 HDS5C3020ALA632 SATA 6 Gb/s 32 2000 69.99 28.58
Seagate SV35.5 ST3000VX000 SATA 6 Gb/s 7200 64 3000 104.99 28.57
Western Digital RE4-GP WD2002FYPS SATA 3 Gb/s 64 2000 5 70.00 28.57
Seagate Barracuda STBD3000100 SATA 6 Gb/s 7200 64 3000 109.00 27.52
Western Digital WDBH2D0020HNC-NRSN SATA 6 Gb/s 64 2000 72.99 27.40
Western Digital AV-GP WD30EURX SATA 3 Gb/s 64 3000 3 110.99 27.03
Western Digital AV-GP WD20EURS SATA 3 Gb/s 64 2000 3 76.01 26.31
Western Digital Red WD30EFRX SATA 6 Gb/s 64 3000 5 114.99 26.09
Western Digital WD Purple WD30PURX SATA 6 Gb/s 3000 114.99 26.09
Toshiba DT01ACA200 SATA 6 Gb/s 7200 64 2000 2 77.99 25.64
Western Digital Caviar Green WD20EARX SATA 6 Gb/s 64 2000 2 78.00 25.64
Seagate Barracuda ST2000DM001 SATA 6 Gb/s 7200 64 2000 78.99 25.32
Western Digital Caviar Green WDBAAY0030HNC-NRSN SATA 3 Gb/s 3000 3 118.79 25.25
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 Green WD20EZRX SATA 6 Gb/s 64 2000 2 79.98 25.01
Toshiba PH3200U-1I72 SATA 6 Gb/s 7200 64 2000 79.99 25.00
Western Digital AV-GP WD20EURX SATA 3 Gb/s 64 2000 3 82.00 24.39
Western Digital Caviar Green WD20EADS SATA 3 Gb/s 32 2000 3 82.01 24.39
Seagate Barracuda STBD2000101 SATA 7200 2000 84.41 23.69
Samsung Spinpoint F4 HD204UI SATA 3 Gb/s 32 2000 89.95 22.23
Western Digital WDBMMA0020HNC-NRSN SATA 6 Gb/s 5400 64 2000 91.00 21.98
Seagate SV35.5 ST2000VX000 SATA 6 Gb/s 7200 64 2000 91.99 21.74
Western Digital Red WD20EFRX SATA 6 Gb/s 64 2000 5 95.99 20.84
Hitachi Deskstar 7K3000 HDS723020BLA642 SATA 6 Gb/s 7200 64 2000 102.00 19.61
Western Digital Caviar Green WD20EARS SATA 3 Gb/s 64 2000 3 105.62 18.94
Seagate Barracuda XT ST32000641AS SATA 6 Gb/s 7200 64 2000 109.00 18.35
Seagate Constellation CS ST2000NC001 SATA 6 Gb/s 7200 64 2000 110.00 18.18
Western Digital Black WD2003FZEX SATA 6 Gb/s 7200 64 2000 5 118.91 16.82
Western Digital AV-GP WD20EVDS SATA 3 Gb/s 32 2000 3 119.25 16.77
Western Digital Caviar Green WDBAAY0020HNC-NRSN SATA 3 Gb/s 32 2000 3 126.98 15.75
Western Digital Se WD2000F9YZ SATA 6 Gb/s 7200 64 2000 5 129.55 15.44
Western Digital RE SATA WD2000FYYZ SATA 6 Gb/s 7200 64 2000 5 130.00 15.38
Western Digital WD RE WD200MFYYZ SATA 6 Gb/s 7200 64 2000 137.99 14.49
Western Digital Caviar Black WD2002FAEX SATA 6 Gb/s 7200 64 2000 5 143.50 13.94
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 5 158.00 12.66
Hitachi Ultrastar 7K4000 HUS724020ALE640 SATA 6 Gb/s 7200 64 2000 160.13 12.49
Seagate Barracuda LP ST32000542AS SATA 3 Gb/s 5900 32 2000 3 174.99 11.43
Seagate Barracuda Green ST2000DL003 SATA 6 Gb/s 5900 64 2000 179.00 11.17
Seagate Constellation ES.2 ST32000645NS SATA 6 Gb/s 7200 64 2000 194.47 10.28
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
Toshiba MKx002TSKB Series MK2002TSKB SATA 3 Gb/s 7200 64 2000 5 209.95 9.53
HP StorageWorks P2000 AW556A SATA 3 Gb/s 7200 2000 299.00 6.69
Western Digital Caviar Black WDBAAZ0020HNC-NRSN SATA 7200 32 2000 3 408.59 4.89
Seagate ST1000DX001 SATA 6 Gb/s 7200 64 1TB+8GB 79.99 0.00
Seagate ST2000DX001 SATA 6 Gb/s 7200 64 2TB+8GB 101.05 0.00

Price History

Recent Price Changes

2015-02-25 $105.62 -2.37
2015-02-25 $107.99 -2.43
2015-02-25 $110.42 -0.09
2015-02-25 $110.51 -1.39
2015-02-24 $111.90 -0.55
2015-02-23 $112.45 -0.45
2015-02-23 $112.90 -0.10
2015-02-23 $113.00 +3.00
2015-02-16 $110.00 -4.17
2015-02-14 $114.17 -0.10

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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