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 62.95 47.66
Western Digital RE4-GP WD2003FYPS SATA 3 Gb/s 7200 64 2000 58.01 34.48
Hitachi 0F10452 SATA 3 Gb/s 7200 32 2000 59.00 33.90
Seagate ST4000DM000 SATA 6 Gb/s 7200 64 4000 120.00 33.33
Western Digital Caviar Green WD30EZRX SATA 6 Gb/s 64 3000 2 94.15 31.86
Toshiba DT01ACA300 SATA 6 Gb/s 7200 64 3000 2 94.99 31.58
Seagate Constellation ES ST32000644NS SATA 3 Gb/s 7200 64 2000 5 64.99 30.77
Seagate Pipeline HD ST2000VM002 SATA 3 Gb/s 5900 64 2000 65.00 30.77
Seagate Barracuda ST3000DM001 SATA 6 Gb/s 7200 64 3000 99.99 30.00
Hitachi Deskstar 5K3000 HDS5C3020ALA632 SATA 6 Gb/s 32 2000 67.79 29.50
Seagate Barracuda ST2000DM001 SATA 6 Gb/s 7200 64 2000 69.99 28.58
Toshiba PH3300U-1I72 SATA 6 Gb/s 7200 64 3000 104.99 28.57
Western Digital Green WD40EZRX SATA 6 Gb/s 64 4000 2 139.99 28.57
Western Digital AV-GP WD30EURX SATA 3 Gb/s 64 3000 3 105.00 28.57
Seagate Barracuda STBD3000100 SATA 6 Gb/s 7200 64 3000 109.92 27.29
Seagate SV35.5 ST3000VX000 SATA 6 Gb/s 7200 64 3000 110.99 27.03
Western Digital WD Purple WD30PURX SATA 6 Gb/s 3000 114.00 26.32
Toshiba DT01ACA200 SATA 6 Gb/s 7200 64 2000 2 77.99 25.64
Western Digital Red WD30EFRX SATA 6 Gb/s 64 3000 5 118.00 25.42
Western Digital Caviar Green WD20EARX SATA 6 Gb/s 64 2000 2 79.00 25.32
Western Digital Green WD20EZRX SATA 6 Gb/s 64 2000 2 79.77 25.07
Western Digital AV-GP WD20EURX SATA 3 Gb/s 64 2000 3 79.90 25.03
Toshiba PH3200U-1I72 SATA 6 Gb/s 7200 64 2000 79.99 25.00
Western Digital WD Purple WD20PURX SATA 6 Gb/s 2000 82.26 24.31
Seagate Constellation ES.2 ST33000650NS SATA 6 Gb/s 7200 64 3000 125.00 24.00
Seagate Barracuda STBD2000101 SATA 7200 2000 84.41 23.69
Western Digital WDBMMA0030HNC-NRSN SATA 6 Gb/s 5400 64 3000 128.95 23.26
Seagate SV35.5 ST2000VX000 SATA 6 Gb/s 7200 64 2000 85.99 23.26
Western Digital WDBH2D0030HNC-NRSN SATA 3 Gb/s 3000 135.00 22.22
Seagate Barracuda XT ST32000641AS SATA 6 Gb/s 7200 64 2000 90.00 22.22
Western Digital WDBMMA0020HNC-NRSN SATA 6 Gb/s 5400 64 2000 92.99 21.51
Western Digital Red WD20EFRX SATA 6 Gb/s 64 2000 5 95.99 20.84
Western Digital AV-GP WD20EVDS SATA 3 Gb/s 32 2000 3 95.99 20.84
Western Digital WD25EZRS SATA 3 Gb/s 2500 121.34 20.60
Western Digital WDBH2D0020HNC-NRSN SATA 6 Gb/s 64 2000 98.95 20.21
Western Digital Caviar Green WDBAAY0020HNC-NRSN SATA 3 Gb/s 32 2000 3 99.99 20.00
Western Digital AV-GP WD20EURS SATA 3 Gb/s 64 2000 3 100.75 19.85
Western Digital Caviar Green WD20EADS SATA 3 Gb/s 32 2000 3 108.00 18.52
Western Digital RE4-GP WD2002FYPS SATA 3 Gb/s 64 2000 5 114.99 17.39
Western Digital Se WD2000F9YZ SATA 6 Gb/s 7200 64 2000 5 119.99 16.67
Western Digital Caviar Green WD20EARS SATA 3 Gb/s 64 2000 3 120.01 16.67
Western Digital Caviar Black WD2001FASS SATA 3 Gb/s 7200 64 2000 5 133.00 15.04
Samsung Spinpoint F4 HD204UI SATA 3 Gb/s 32 2000 133.00 15.04
Western Digital Black WD2003FZEX SATA 6 Gb/s 7200 64 2000 5 134.77 14.84
Western Digital WD RE WD200MFYYZ SATA 6 Gb/s 7200 64 2000 137.99 14.49
Hitachi Deskstar 7K3000 HDS723020BLA642 SATA 6 Gb/s 7200 64 2000 140.00 14.29
Western Digital Caviar Black WD2002FAEX SATA 6 Gb/s 7200 64 2000 5 140.00 14.29
Seagate Barracuda LP ST32000542AS SATA 3 Gb/s 5900 32 2000 3 145.10 13.78
Western Digital RE SATA WD2000FYYZ SATA 6 Gb/s 7200 64 2000 5 147.57 13.55
Hitachi Ultrastar 7K4000 HUS724020ALE640 SATA 6 Gb/s 7200 64 2000 152.09 13.15
Toshiba MKx002TSKB Series MK2002TSKB SATA 3 Gb/s 7200 64 2000 5 156.99 12.74
Seagate Constellation CS ST2000NC001 SATA 6 Gb/s 7200 64 2000 159.00 12.58
Seagate Constellation ES.2 ST32000645NS SATA 6 Gb/s 7200 64 2000 161.44 12.39
Hitachi Deskstar 5K3000 HDS5C3020ALA632 SATA 6 Gb/s 32 2000 3 164.00 12.20
Hitachi Ultrastar 7K4000 HUS724020ALA640 SATA 6 Gb/s 7200 64 2000 177.98 11.24
Seagate Barracuda Green ST2000DL003 SATA 6 Gb/s 5900 64 2000 183.00 10.93
Seagate Barracuda ST320005N4A1AS-RK SATA 3 Gb/s 5900 32 2000 211.33 9.46
Western Digital WDBSLA0020HNC-NRSN SATA 7200 32 2000 252.00 7.94
HP StorageWorks P2000 AW556A SATA 3 Gb/s 7200 2000 305.00 6.56
Seagate Constellation ES.2 ST32000646NS SATA 6 Gb/s 7200 64 2000 399.00 5.01
Western Digital Caviar Black WDBAAZ0020HNC-NRSN SATA 7200 32 2000 3 408.59 4.89
Seagate ST2000DX001 SATA 6 Gb/s 7200 64 2TB+8GB 90.84 0.00
Seagate ST1000DX001 SATA 6 Gb/s 7200 64 1TB+8GB 74.00 0.00

Price History

Recent Price Changes

2015-05-23 $120.01 -3.49
2015-05-20 $123.50 -14.71
2015-05-20 $138.21 +11.99
2015-05-20 $126.22 +6.21
2015-05-18 $120.01 -3.49
2015-05-18 $123.50 +3.49
2015-05-18 $120.01 +2.01
2015-05-13 $118.00 +32.00
2015-05-13 $86.00 -32.00
2015-05-12 $118.00 +18.01

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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