Seagate Barracuda 7200.12 ST3320418AS vs Comparable 3.5" SATA Hard Disks
Item 2554: Seagate ST3320418AS
Size320 GB
Cache16 MB
RPM7200
Form Factor3.5"
InterfaceSATA
Speed3 Gb/s
Warranty3 year
$ 115.00
Disk Interface RPM Cache (MB) Size (GB) Warranty Years Best Price Vendor Value (GB/$)
Seagate Barracuda Green ST2000DL003 SATA 6 Gb/s 64 2000 118.99 16.81
Seagate Barracuda ST320005N4A1AS-RK SATA 3 Gb/s 5900 32 2000 119.99 16.67
Western Digital Caviar Green WD20EARX SATA 6 Gb/s 64 2000 129.99 15.39
Hitachi Deskstar 5K3000 HDS5C3020ALA632 SATA 6 Gb/s 32 2000 3 129.99 15.39
Seagate Barracuda Green ST1500DL003 SATA 6 Gb/s 64 1500 102.00 14.71
Western Digital Caviar Green WD15EARS SATA 3 Gb/s 64 1500 3 108.00 13.89
Western Digital Caviar Green WD15EARX SATA 6 Gb/s 64 1500 3 117.59 12.76
Seagate Barracuda LP ST31500541AS SATA 3 Gb/s 5900 32 1500 3 124.00 12.10
Western Digital Caviar Green WD15EADS SATA 3 Gb/s 32 1500 3 124.99 12.00
Seagate Barracuda ST1500DM003 SATA 6 Gb/s 7200 64 1500 134.15 11.18
Western Digital Caviar Green WD10EADS SATA 3 Gb/s 32 1000 3 89.99 11.11
Seagate SV35.5 ST3500410SV SATA 3 Gb/s 16 500 48.67 10.27
Western Digital Caviar Green WD10EARX SATA 6 Gb/s 64 1000 3 99.95 10.01
Western Digital Caviar Green WDBAAY0010HNC-NRSN SATA 3 Gb/s 7200 32 1000 3 109.00 9.17
Hitachi Deskstar 7K1000.B HDT721064SLA360 SATA 3 Gb/s 7200 16 640 69.95 9.15
Western Digital Caviar Green WD10EARS SATA 3 Gb/s 64 1000 3 109.99 9.09
Western Digital Caviar Green WD10EADX SATA 6 Gb/s 32 1000 112.00 8.93
Western Digital AV-GP WD10EURS SATA 3 Gb/s 64 1000 3 113.99 8.77
Seagate Barracuda Green ST1000DL002 SATA 3 Gb/s 5900 32 1000 116.00 8.62
Western Digital AV-GP WD10EURX SATA 6 Gb/s 64 1000 117.29 8.53
Seagate Barracuda ST1000DM003 SATA 6 Gb/s 7200 64 1000 118.84 8.41
Western Digital Caviar Blue WD7500AALX SATA 6 Gb/s 32 750 3 89.99 8.33
Hitachi Deskstar 7K1000 HDD-HDS721075KLA330-NDW-R SATA 3 Gb/s 7200 32 750 89.99 8.33
Western Digital Caviar Black WD1001FALS SATA 3 Gb/s 7200 32 1000 5 119.99 8.33
G-TECH 0G00149 SATA 3 Gb/s 7200 8 1000 3 126.00 7.94
Seagate Barracuda ES ST3750640NS SATA 3 Gb/s 7200 16 750 94.99 7.90
Western Digital Caviar Black WD7501AALS SATA 3 Gb/s 7200 32 750 5 94.99 7.90
Seagate Barracuda 7200.12 ST31000524AS SATA 6 Gb/s 7200 32 1000 128.89 7.76
Seagate Barracuda 7200.11 ST31000340AS SATA 3 Gb/s 7200 32 1000 3 129.99 7.69
Samsung EcoGreen F2 Series HD103SI SATA 3 Gb/s 32 1000 129.99 7.69
Western Digital WD1001FAES SATA 3 Gb/s 7200 64 1000 129.99 7.69
Western Digital Caviar Blue WD10EALX SATA 6 Gb/s 32 1000 3 129.99 7.69
Hitachi Deskstar 7K1000.C HDS721010CLA332 (0F10383) SATA 3 Gb/s 7200 32 1000 129.99 7.69
Western Digital Caviar Green WD7500AARX SATA 6 Gb/s 64 750 3 98.25 7.63
Seagate Barracuda 7200.12 ST31000528AS SATA 3 Gb/s 7200 32 1000 3 131.99 7.58
Hitachi Deskstar 7K1000.D HDS721075DLE630 SATA 6 Gb/s 7200 32 750 99.99 7.50
Seagate Barracuda 7200.9 ST3500641AS SATA 3 Gb/s 7200 16 500 69.99 7.14
Seagate Barracuda ST500DM002 SATA 6 Gb/s 7200 16 500 74.99 6.67
Western Digital AV-GP WD7500AVDS SATA 3 Gb/s 32 750 3 118.18 6.35
Hitachi Deskstar 7K1000.D HDS721050DLE630 (0F13178) SATA 6 Gb/s 7200 32 500 79.99 6.25
Western Digital Caviar Blue WD5000AAKX SATA 6 Gb/s 32 500 3 81.23 6.16
Seagate Barracuda ES ST3400620NS SATA 3 Gb/s 7200 16 400 64.99 6.15
Hitachi HDS721050CLA362 (0F10381) SATA 3 Gb/s 7200 16 500 84.99 5.88
Western Digital AV-GP WD5000AVCS SATA 3 Gb/s 16 500 3 85.60 5.84
Seagate Pipeline HD ST3500312CS SATA 3 Gb/s 8 500 86.99 5.75
Western Digital RE2 WD4000YR SATA 1.5 Gb/s 7200 16 400 69.99 5.72
Western Digital Caviar Black WD7502AAEX SATA 6 Gb/s 7200 64 750 5 134.20 5.59
Western Digital Caviar Blue WDBAAX5000ENC-NRSN SATA 3 Gb/s 7200 16 500 3 89.99 5.56
Seagate ST3500641AS-RK SATA 3 Gb/s 7200 16 500 89.99 5.56
Western Digital Caviar Green WDBAAY5000ENC-NRSN SATA 3 Gb/s 500 3 90.99 5.50
Seagate Barracuda 7200.12 ST3500413AS SATA 6 Gb/s 7200 16 500 94.99 5.26
Western Digital AV-GP WD5000AVDS SATA 3 Gb/s 32 500 3 95.00 5.26
Western Digital Caviar Green WD5000AZDX SATA 6 Gb/s 32 500 96.90 5.16
Western Digital Caviar Green WD5000AADS SATA 3 Gb/s 32 500 3 99.99 5.00
Western Digital AV WD3200AVJS SATA 3 Gb/s 7200 8 320 3 69.99 4.57
Seagate Barracuda ST320DM000 SATA 6 Gb/s 7200 16 320 74.00 4.32
Western Digital AV-GP WD3200AVVS SATA 3 Gb/s 8 320 3 74.95 4.27
Seagate Barracuda 7200.10 ST3500630AS SATA 3 Gb/s 7200 16 500 3 118.00 4.24
Western Digital Caviar Black WD5002AALX SATA 6 Gb/s 7200 32 500 2 127.95 3.91
Western Digital Caviar Blue WD3200AAKX SATA 6 Gb/s 32 320 3 82.60 3.87
Western Digital RE3 WD5002ABYS SATA 3 Gb/s 7200 16 500 5 129.99 3.85
Seagate Barracuda 7200.10 ST3400620AS SATA 3 Gb/s 7200 16 400 3 105.00 3.81
Western Digital Caviar Green WD3200AZDX SATA 6 Gb/s 32 320 85.25 3.75
Western Digital Caviar SE WD3200AAJS SATA 3 Gb/s 8 320 3 89.95 3.56
Western Digital Caviar Blue WD3200AAKS SATA 3 Gb/s 16 320 3 98.67 3.24
Seagate Barracuda 7200.8 ST3400832AS SATA 1.5 Gb/s 7200 8 400 125.00 3.20
Hitachi Deskstar 7K400 HDS724040KLSA80 SATA 1.5 Gb/s 7200 8 400 130.00 3.08
Seagate Barracuda 7200.12 ST3320418AS SATA 3 Gb/s 7200 16 320 3 115.00 2.78
Seagate Barracuda 7200.11 ST3320613AS SATA 3 Gb/s 7200 16 320 3 115.00 2.78
Western Digital RE3 WD3202ABYS SATA 3 Gb/s 7200 16 320 5 139.99 2.29
Western Digital Caviar Blue WDBAAX3200ENC-NRSN SATA 3 Gb/s 7200 16 320 3 274.99 1.16

Price History

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Recent Price Changes

2012-01-21 $115.00 -4.95
2012-01-08 $119.95 +4.95
2012-01-08 $115.00 -4.95
2011-12-15 $119.95 +4.95
2011-12-15 $115.00 -4.95
2011-12-14 $119.95 +61.96
2011-12-14 $57.99 -61.96
2011-12-11 $119.95 +30.95
2011-12-07 $89.00 -28.00
2011-12-06 $117.00 -2.95

Manufacturer's Specs

General
InterfaceSATA 3.0Gb/s
Guaranteed Sectors625,142,448
Cache16 MBytes
Capacity320 GB
Areal density (avg)329 Gbits/inch2
Performance
Random write seek time<9.5 msec
Average latency4.16 msec
Spindle Speed7,200 rpm
Random read seek time<8.5 msec
Power
Maximum start current, DC2.0 amps
Reliability
Annual Failure Rate0.32%
Physical
Width (max)101.6 mm (4.000 inches)
Weight (typical)380 grams (0.838 pounds)
Height (max)19.98 mm (0.787 inches)
Length (max)146.99 mm (5.787 inches)

External links

Seagate
http://www.seagate.com/
Barracuda 7200.12
http://www.seagate.com/www/...
ST3320418AS
http://www.seagate.com/ww/v...

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