Seagate Momentus 5400.5 ST9320320AS vs Comparable 2.5" SATA Hard Disks
Item 575: Seagate ST9320320AS
Size320 GB
Cache8 MB
RPM5400
Form Factor2.5"
InterfaceSATA
Speed3 Gb/s
$ 169.95
Disk Interface RPM Cache (MB) Size (GB) Warranty Years Best Price Vendor Value (GB/$)
Western Digital Scorpio Blue WD10TPVT SATA 3 Gb/s 5200 8 1000 3 85.99 11.63
Toshiba MK6465GSXW SATA 3 Gb/s 5400 8 640 57.99 11.04
Toshiba MKxx59GSM Series MK1059GSM SATA 3 Gb/s 5400 8 1000 94.99 10.53
Western Digital Scorpio Blue WD6400BPVT SATA 3 Gb/s 5400 8 640 3 64.99 9.85
Hitachi Travelstar 5K1000 0J22413 SATA 6 Gb/s 5400 8 1000 102.00 9.80
Western Digital Scorpio Blue WD7500BPVT SATA 3 Gb/s 5400 8 750 3 79.99 9.38
Western Digital Scorpio Blue WD10JPVT SATA 3 Gb/s 5400 8 1000 111.19 8.99
Samsung Spinpoint M8 HN-M750MBB SATA 3 Gb/s 5400 8 750 84.00 8.93
Toshiba MK6459GSX SATA 5400 650 3 77.00 8.44
Toshiba HDD2K12 SATA 3 Gb/s 5400 8 750 3 89.99 8.33
Toshiba HDD2J92 SATA 3 Gb/s 5400 8 640 79.99 8.00
Western Digital WD5000BPVT/R SATA 3 Gb/s 5400 8 500 64.99 7.69
Toshiba MK7559GSXP SATA 3 Gb/s 5400 8 750 97.87 7.66
Western Digital Scorpio Black WD7500BPKT SATA 3 Gb/s 7200 16 750 5 97.98 7.65
Samsung HN-M640MBB SATA 3 Gb/s 8 640 84.64 7.56
Seagate Momentus ST9750420AS SATA 3 Gb/s 7200 16 750 99.99 7.50
Hitachi 0J11563 SATA 3 Gb/s 5400 8 750 3 99.99 7.50
Seagate Momentus ST9750423AS SATA 3 Gb/s 5400 16 750 99.99 7.50
Toshiba MKxx76GSX Series MK6476GSX SATA 3 Gb/s 5400 8 640 1 85.96 7.45
Seagate Momentus 5400.6 ST9500325AS SATA 3 Gb/s 5400 8 500 67.99 7.35
Samsung Spinpoint M7 HM500JI SATA 3 Gb/s 5400 8 500 69.99 7.14
Toshiba MK5065GSXW SATA 3 Gb/s 5400 8 500 69.99 7.14
Seagate Momentus ST907503N1A1AS-RK SATA 3 Gb/s 7200 750 3 109.99 6.82
Western Digital Scorpio Blue WD5000BPVT SATA 3 Gb/s 5400 8 500 3 75.35 6.64
Hitachi 0Y30055 SATA 3 Gb/s 5400 8 500 3 76.05 6.57
Seagate Momentus ST906403N1A1AS-RK SATA 3 Gb/s 5400 8 640 3 97.37 6.57
Seagate Momentus ST905003N1A1AS-RK SATA 3 Gb/s 5400 8 500 79.15 6.32
Hitachi 0J11561 SATA 3 Gb/s 5400 8 500 3 79.66 6.28
Toshiba MK5059GSXP SATA 3 Gb/s 5400 8 500 79.99 6.25
Hitachi Travelstar 5K500.B HTS545050B9A300 (0A57915) SATA 3 Gb/s 5400 8 500 79.99 6.25
Hitachi Travelstar 0S02858 SATA 3 Gb/s 7200 500 79.99 6.25
Western Digital Scorpio Black WD5000BPKT SATA 3 Gb/s 7200 16 500 5 79.99 6.25
Toshiba MKxx76GSX Series MK5076GSX SATA 3 Gb/s 5400 8 500 1 79.99 6.25
Hitachi Travelstar 7K750 0J12281 SATA 3 Gb/s 7200 16 500 79.99 6.25
Seagate Momentus 5400.6 ST9320325AS SATA 3 Gb/s 5400 8 320 53.00 6.04
Western Digital Scorpio Blue WD7500KPVT SATA 3 Gb/s 5200 8 750 3 124.49 6.02
Western Digital Scorpio Blue WD5000LPVT SATA 3 Gb/s 5400 8 500 84.99 5.88
Toshiba MK3265GSXW SATA 3 Gb/s 5400 8 320 54.99 5.82
Western Digital AV-25 WD5000BUCT SATA 3 Gb/s 5400 16 500 85.99 5.81
Western Digital Scorpio Blue WD5000BEVT SATA 3 Gb/s 5400 8 500 3 87.50 5.71
Samsung Spinpoint M8 HN-M500MBB SATA 3 Gb/s 8 500 87.55 5.71
Hitachi Travelstar Z5K500 HTS545032A7E380 (0J11283) SATA 3 Gb/s 5400 8 320 59.99 5.33
Western Digital Scorpio Blue WD3200BPVT SATA 3 Gb/s 5400 8 320 3 60.00 5.33
Seagate Momentus ST905003N3A1AS-RK SATA 3 Gb/s 7200 16 500 94.99 5.26
Seagate Momentus 7200.4 ST9500423AS SATA 3 Gb/s 7200 16 500 95.73 5.22
Western Digital Scorpio Blue WD3200LPVT SATA 3 Gb/s 5400 8 320 61.39 5.21
Seagate Momentus XT ST95005620AS SATA 3 Gb/s 7200 32 500 99.99 5.00
Western Digital VelociRaptor WD6000BLHX SATA 6 Gb/s 10000 32 600 5 119.99 5.00
Seagate Momentus 5400.6 ST320LT022 SATA 3 Gb/s 5400 8 320 2 64.49 4.96
Western Digital Scorpio Blue WD3200BEVT SATA 3 Gb/s 5400 8 320 3 64.94 4.93
Seagate ST9320423ASG SATA 3 Gb/s 7200 320 64.99 4.92
Seagate Momentus XT ST750LX003 SATA 6 Gb/s 7200 32 750 152.98 4.90
Western Digital Scorpio Blue WDBABC3200ANC-NRSN SATA 3 Gb/s 5400 8 320 3 66.11 4.84
Samsung HN-M101MBB SATA 3 Gb/s 8 500 104.99 4.76
Seagate Momentus ST903203N3A1AS-RK SATA 3 Gb/s 7200 16 320 67.34 4.75
Seagate Momentus ST903203N1A2AS-RK SATA 3 Gb/s 5400 8 320 68.90 4.64
Lenovo ThinkPad 43N3423 SATA 3 Gb/s 7200 16 500 109.00 4.59
Toshiba MKxx76GSX Series MK3276GSX SATA 3 Gb/s 5400 8 320 1 69.99 4.57
Hitachi Travelstar Z5K320 HTS543232A7A384 SATA 3 Gb/s 5400 8 320 3 69.99 4.57
Seagate Momentus Thin ST320LT020 SATA 3 Gb/s 5400 16 320 69.99 4.57
Seagate Momentus 7200.4 ST9500420AS SATA 3 Gb/s 7200 16 500 109.99 4.55
Seagate Momentus 7200.4 ST9320423AS SATA 3 Gb/s 7200 16 320 71.66 4.47
Hitachi Travelstar Z5K320 HTE543232A7A384 (Part#: 0J13113) SATA 3 Gb/s 5400 8 320 3 71.99 4.45
Western Digital AV-25 WD3200BUCT SATA 3 Gb/s 5400 16 320 72.86 4.39
Toshiba MKxx61GSYN Series MK5061GSYN SATA 3 Gb/s 7200 16 500 3 114.99 4.35
Western Digital Scorpio Black WD3200BEKT SATA 3 Gb/s 7200 16 320 5 74.95 4.27
Toshiba MKxx61GSYN Series MK3261GSYN SATA 3 Gb/s 7200 16 320 3 75.00 4.27
Seagate Momentus XT STBD750100 SATA 6 Gb/s 7200 32 750 177.00 4.24
Samsung Spinpoint M7E HM501II SATA 3 Gb/s 5400 8 500 119.00 4.20
Toshiba MK5059GSX SATA 500 3 123.00 4.07
Seagate Momentus Thin ST320LT007 SATA 3 Gb/s 7200 16 320 79.03 4.05
Hitachi Travelstar Z7K320 HTE723232A7A364 (Part#: 0J13213) SATA 3 Gb/s 7200 16 320 3 79.99 4.00
Samsung Spinpoint M8 HN-M320MBB SATA 3 Gb/s 8 320 79.99 4.00
Toshiba MKxx59GSM Series MK7559GSM SATA 3 Gb/s 5400 8 750 199.00 3.77
Western Digital VelociRaptor WD4500BLHX SATA 6 Gb/s 10000 32 450 5 124.99 3.60
Hitachi Travelstar H2IK500854SP SATA 3 Gb/s 5400 500 139.00 3.60
Toshiba MKxx65GSX Series MK5065GSX SATA 3 Gb/s 5400 8 500 175.00 2.86
Seagate Momentus 7200.4 ST9500420ASG SATA 3 Gb/s 7200 16 500 193.65 2.58
Seagate Momentus XT ST93205620AS SATA 3 Gb/s 32 320 124.25 2.58
Seagate Constellation.2 ST9500620NS SATA 6 Gb/s 7200 64 500 195.12 2.56
Western Digital Scorpio Black WD5000BEKT SATA 3 Gb/s 7200 16 500 5 199.00 2.51
Toshiba MKxx65GSX Series MK3265GSX SATA 3 Gb/s 5400 8 320 129.00 2.48
Lenovo ThinkPad 43N3403 SATA 1.5 Gb/s 5400 8 320 139.00 2.30
Lenovo ThinkPad 43N3411 SATA 1.5 Gb/s 7200 320 139.00 2.30
Toshiba MKxx52GSX Series MK3252GSX SATA 3 Gb/s 5400 8 320 139.95 2.29
Western Digital AV-25 WD3200BUDT SATA 3 Gb/s 5400 32 320 3 154.90 2.07
Samsung Spinpoint M7E HM321HI SATA 3 Gb/s 5400 8 320 159.95 2.00
Hitachi Travelstar 5K500.B 0Y30053 SATA 5400 8 320 3 167.82 1.91
Seagate Momentus 5400.5 ST9320320AS SATA 3 Gb/s 5400 8 320 169.95 1.88
Western Digital Scorpio Black WD3200BJKT SATA 3 Gb/s 7200 16 320 5 275.00 1.16
HP AS282AA#ABA SATA 7200 320 313.00 1.02

Price History

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Recent Price Changes

2012-02-18 $169.95 +10.00
2011-11-17 $159.95 +10.00
2011-08-30 $149.95 +2.95
2011-07-10 $147.00 -2.95
2011-02-12 $149.95 +67.63
2011-02-11 $82.32 -67.63
2011-01-18 $149.95 +10.00
2010-09-09 $139.95 +59.55
2010-09-03 $80.40 -59.55
2010-08-31 $139.95 +59.55

Manufacturer's Specs

General
InterfaceSATA 3.0Gb/s
Guaranteed Sectors625,142,448
Cache8 MBytes
Capacity320 GB
Areal density (avg)253 Gbits/inch2
Performance
Average latency5.6 msec
Spindle Speed5,400 rpm
Random read seek time14 msec
Power
5V start max current1.0 amps
Reliability
Annual Failure Rate0.48
Physical
Width (max)69.85 mm (2.75 inches)
Weight (typical)98.5 grams (0.217 pounds)
Height (max)9.5 mm (0.374 inches)
Length (max)100.5 mm (3.957 inches)

External links

Seagate
http://www.seagate.com/
Momentus 5400.5
http://www.seagate.com/www/...
ST9320320AS
http://www.seagate.com/ww/v...

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