Product comparison · 2 internal hard drives

Seagate Desktop HDD ST3000DM001-20PK internal hard drive vs Seagate Constellation ST500NM0001-20PK internal hard drive

14specifications compared
5differ
9identical
13known for one product only

Key differences

HDD capacity
- Desktop HDD ST3000DM001-20PK internal hard drive:3 TB
- Constellation ST500NM0001-20PK internal hard drive:500 GB
Interface
- Desktop HDD ST3000DM001-20PK internal hard drive:Serial ATA III
- Constellation ST500NM0001-20PK internal hard drive:SAS
Power consumption (typical)
- Desktop HDD ST3000DM001-20PK internal hard drive:8 W
- Constellation ST500NM0001-20PK internal hard drive:6.76 W
Operating temperature (T-T)
- Desktop HDD ST3000DM001-20PK internal hard drive:0 - 60 °C
- Constellation ST500NM0001-20PK internal hard drive:5 - 60 °C
Width
- Desktop HDD ST3000DM001-20PK internal hard drive:101.6 mm
- Constellation ST500NM0001-20PK internal hard drive:101.8 mm

Side by side

Differences highlightedShow differences only

Comparison of ST3000DM001-20PK, ST500NM0001-20PK
27 specifications	A Seagate Desktop HDD ST3000DM001-20PK internal hard drive Model ST3000DM001-20PK View product	B Seagate Constellation ST500NM0001-20PK internal hard drive Model ST500NM0001-20PK View product
Features2 differ
HDD capacityDiffers	3 TB	500 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	Serial ATA III	SAS
Type	HDD	HDD
Storage drive buffer size	64 MB	64 MB
HDD number of cylindersKnown for one	3	Unknown — not stated by the source
HDD number of headsKnown for one	6	Unknown — not stated by the source
Read seek timeKnown for one	8.5 ms	Unknown — not stated by the source
Write seek timeKnown for one	9.5 ms	Unknown — not stated by the source
Bytes per sectorKnown for one	4096	Unknown — not stated by the source
Start/stop cyclesKnown for one	300000	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Differs	8 W	6.76 W
Power consumption (standby)Known for one	0.75 W	Unknown — not stated by the source
Power consumption (idle)Known for one	5.4 W	Unknown — not stated by the source
Operating voltage	5 / 12 V	5 / 12 V
Start-up currentKnown for one	2 A	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 60 °C	5 - 60 °C
Storage temperature (T-T)Known for one	-40 - 70 °C	Unknown — not stated by the source
Packaging contentidentical
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Bundled softwareKnown for one	DiscWizard	Unknown — not stated by the source
Weight & dimensions1 differ
WidthDiffers	101.6 mm	101.8 mm
Depth	147 mm	147 mm
Height	26.1 mm	26.1 mm
WeightKnown for one	626 g	Unknown — not stated by the source
Packaging dataidentical
Quantity per pack	20 pc(s)	20 pc(s)
Other featuresidentical
Data transfer rate	6 Gbit/s	6 Gbit/s

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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