Product comparison · 2 internal hard drives

Seagate Constellation ST1000NM0011-20PK internal hard drive vs Seagate Constellation ST2000NM0001-20PK internal hard drive

Key differences

HDD capacity
- Constellation ST1000NM0011-20PK internal hard drive:1 TB
- Constellation ST2000NM0001-20PK internal hard drive:2 TB
Interface
- Constellation ST1000NM0011-20PK internal hard drive:Serial ATA III
- Constellation ST2000NM0001-20PK internal hard drive:SAS
Power consumption (idle)
- Constellation ST1000NM0011-20PK internal hard drive:4.61 W
- Constellation ST2000NM0001-20PK internal hard drive:7.26 W
Power consumption (read)
- Constellation ST1000NM0011-20PK internal hard drive:7.42 W
- Constellation ST2000NM0001-20PK internal hard drive:10.43 W
Power consumption (write)
- Constellation ST1000NM0011-20PK internal hard drive:6.21 W
- Constellation ST2000NM0001-20PK internal hard drive:10.15 W
Operating vibration
- Constellation ST1000NM0011-20PK internal hard drive:0.25 G
- Constellation ST2000NM0001-20PK internal hard drive:0.5 G
Non-operating vibration
- Constellation ST1000NM0011-20PK internal hard drive:4.9 G
- Constellation ST2000NM0001-20PK internal hard drive:2 G
Non-operating shock
- Constellation ST1000NM0011-20PK internal hard drive:350 G
- Constellation ST2000NM0001-20PK internal hard drive:300 G

Differences highlightedShow differences only

Comparison of ST1000NM0011-20PK, ST2000NM0001-20PK
26 specifications	A Seagate Constellation ST1000NM0011-20PK internal hard drive Model ST1000NM0011-20PK View product	B Seagate Constellation ST2000NM0001-20PK internal hard drive Model ST2000NM0001-20PK View product
Features2 differ
HDD capacityDiffers	1 TB	2 TB
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
Read seek time	8.5 ms	8.5 ms
Write seek time	9.5 ms	9.5 ms
Bytes per sector	512	512
Start/stop cycles	300000	300000
Mean time between failures (MTBF)	1200000 h	1200000 h
Power3 differ
Power consumption (idle)Differs	4.61 W	7.26 W
Power consumption (read)Differs	7.42 W	10.43 W
Power consumption (write)Differs	6.21 W	10.15 W
Operating voltage	5 / 12 V	5 / 12 V
Operational conditions3 differ
Operating temperature (T-T)	5 - 60 °C	5 - 60 °C
Operating vibrationDiffers	0.25 G	0.5 G
Non-operating vibrationDiffers	4.9 G	2 G
Operating shock	70 G	70 G
Non-operating shockDiffers	350 G	300 G
Weight & dimensions1 differ
Width	101.8 mm	101.8 mm
Depth	147 mm	147 mm
Height	26.1 mm	26.1 mm
WeightDiffers	640 g	710 g
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.