Product comparison · 2 internal hard drives

Seagate Constellation ST2000NM0063-20PK internal hard drive vs Seagate Constellation ST4000NM0063-20PK internal hard drive

Key differences

HDD capacity
- Constellation ST2000NM0063-20PK internal hard drive:2 TB
- Constellation ST4000NM0063-20PK internal hard drive:4 TB
Power consumption (typical)
- Constellation ST2000NM0063-20PK internal hard drive:9.59 W
- Constellation ST4000NM0063-20PK internal hard drive:11.86 W
Power consumption (idle)
- Constellation ST2000NM0063-20PK internal hard drive:5.78 W
- Constellation ST4000NM0063-20PK internal hard drive:7.8 W
Weight
- Constellation ST2000NM0063-20PK internal hard drive:635 g
- Constellation ST4000NM0063-20PK internal hard drive:700 g

Differences highlightedShow differences only

Comparison of ST2000NM0063-20PK, ST4000NM0063-20PK
21 specifications	A Seagate Constellation ST2000NM0063-20PK internal hard drive Model ST2000NM0063-20PK View product	B Seagate Constellation ST4000NM0063-20PK internal hard drive Model ST4000NM0063-20PK View product
Features1 differ
HDD capacityDiffers	2 TB	4 TB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	SAS	SAS
Type	HDD	HDD
Storage drive buffer size	128 MB	128 MB
Average latency	4.16 ms	4.16 ms
Mean time between failures (MTBF)	1400000 h	1400000 h
Power2 differ
Power consumption (typical)Differs	9.59 W	11.86 W
Power consumption (idle)Differs	5.78 W	7.8 W
Operating voltage	5 / 12 V	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)	5 - 60 °C	5 - 60 °C
Non-operating vibration	0.25 G	0.25 G
Operating shock	70 G	70 G
Non-operating shock	300 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	635 g	700 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.