Product comparison · 2 internal hard drives

Seagate Constellation ST1000NC000-20PK internal hard drive vs Seagate Constellation ST1000NC001-20PK internal hard drive

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Comparison of ST1000NC000-20PK, ST1000NC001-20PK
29 specifications	A Seagate Constellation ST1000NC000-20PK internal hard drive Model ST1000NC000-20PK View product	B Seagate Constellation ST1000NC001-20PK internal hard drive Model ST1000NC001-20PK View product
Featuresidentical
HDD capacity	1 TB	1 TB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA III	Serial ATA III
Type	HDD	HDD
Storage drive buffer size	64 MB	64 MB
HDD number of cylinders	1	1
HDD number of heads	2	2
Read seek time	9.5 ms	9.5 ms
Write seek time	10.5 ms	10.5 ms
SMART technology	Yes	Yes
Bytes per sector	4096	4096
Start/stop cycles	300000	300000
Mean time between failures (MTBF)	800000 h	800000 h
Poweridentical
Power consumption (typical)	8 W	8 W
Power consumption (standby)	0.77 W	0.77 W
Power consumption (idle)	5.53 W	5.53 W
Operating voltage	5 / 12 V	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)	5 - 60 °C	5 - 60 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)	5 - 90%	5 - 90%
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Packaging contentidentical
Bundled software	SeaTools	SeaTools
Weight & dimensionsidentical
Width	101.8 mm	101.8 mm
Depth	147 mm	147 mm
Height	20 mm	20 mm
Weight	400 g	400 g
Packaging dataidentical
Quantity per pack	20 pc(s)	20 pc(s)
Other featuresidentical
Data transfer rate	6 Gbit/s	6 Gbit/s

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