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Tom’s Winter 2008 Hard Drive Guide

HDD Comparison Table

ManufacturerHitachi GSTHitachi GST
ModelDeskstar 7K1000Deskstar 7K1000.B
Model NumberHDS721010KLA330HDT721010SLA360
Form Factor3.5"3.5"
Capacity1000 GB1000 GB
Spindle Speed7,200 RPM7,200 RPM
Other Capacities750 GB160, 250, 320 ,500, 640, 750 GB
Platters53
Cache32 MB16 MB
NCQYesYes
InterfaceSATA/300SATA/300
Operating Temperature5-60°C-
Specified Idle Power8.6 W5.2 W
Measured Idle Power8.4 W5.4 W
Operating Shock (2 ms, read)70 g70 g
Warranty 3 years5 years

ManufacturerSamsungSamsungSamsung
ModelSpinpoint F1Spinpoint F1 RAID ClassEcoGreen F1
Model NumberHD103UJHE103UJHD103UI
Form Factor3.5"3.5"3.5"
Capacity1000 GB1000 GB1000 GB
Spindle Speed7,200 RPM7,200 RPM5,400 RPM
Other Capacities160, 250, 320, 500, 640, 750 GB160, 250, 320, 500, 640, 750 GB250, 320, 500, 640, 750 GB
Platters333
Cache32 MB32 MB32 MB
NCQYesYesYes
InterfaceSATA/300SATA/300SATA/300
Operating Temperature0-60°C0-60°C0-60°C
Specified Idle Power6.7 W7.7 W5.0 W
Measured Idle Power7.2 W6.8 W4.3 W
Operating Shock (2 ms, read)70 g70 g70 g
Warranty3 years7 years3 years
ManufacturerSeagateSeagate
ModelBarracuda 7200.11Barracuda 7200.11
Model NumberST31000340ASST31500341AS
Form Factor3.5"3.5"
Capacity1000 GB1500 GB
Spindle Speed7,200 RPM7,200 RPM
Other Capacities500, 750 GB160, 320, 500, 640, 750, 1000 GB
Platters44
Cache32 MB32 MB
NCQYesYes
InterfaceSATA/300SATA/300
Operating Temperature0-60°C0-60°C
Specified Idle Power8 W8.3 W
Measured Idle Power6.8 W7.4 W
Operating Shock (2 ms, read)63 g70 g
Warranty5 years5 years
ManufacturerWestern DigitalWestern DigitalWestern DigitalWestern DigitalWestern Digital
ModelWD RE 3Caviar GPWD Caviar Green WDCaviar BlackVelociRaptor VR150
Model NumberWD1002FBYSWD10EACSWD10EADSWD1001FALSWD3000
Form Factor3.5"3.5"3.5"3.5"2.5"
Capacity1000 GB1000 GB1000 GB1000 GB300 GB
Spindle Speed7,200 RPM> 5400 RPM5,400-7,200 RPM7,200 RPM10000 RPM
Other Capacities750 GB500, 750 GB500, 640, 750 GB750 GB-
Platters34332
Cache32 MB16 MB32 MB32 MB16 MB
NCQYesYesYesYesYes
InterfaceSATA/300SATA/300SATA/300SATA/300SATA/300
Operating Temperature0-60°C5-55°C5-55°C0-60°C5-55°C
Specified Idle Power7.8 W2.8 W2.8 W7.8 W4.5 W
Measured Idle Power6.6 W5.3 W2.8 W6.5 W4.4 W
Operating Shock (2 ms, read)65 g65 g65 g65 g65 g
Warranty5 years3 years3 years5 years5 years