Product comparison · 2 internal hard drives

Seagate Constellation ST1000NC000-20PK internal hard drive vs Seagate Savvio ST9600205SS-20PK internal hard drive

21specifications compared
16differ
5identical
18known for one product only

Key differences

The Seagate Savvio ST9600205SS-20PK internal hard drive has 2,800 RPM more HDD speed than the Seagate Constellation ST1000NC000-20PK internal hard drive (10000 RPM vs 7200 RPM). The Seagate Constellation ST1000NC000-20PK internal hard drive has 1" more HDD size than the Seagate Savvio ST9600205SS-20PK internal hard drive (3.5" vs 2.5"). The Seagate Savvio ST9600205SS-20PK internal hard drive has 1 more HDD cylinders than the Seagate Constellation ST1000NC000-20PK internal hard drive (2 vs 1). HDD capacity: 1 TB on the Seagate Constellation ST1000NC000-20PK internal hard drive, 600 GB on the Seagate Savvio ST9600205SS-20PK internal hard drive. Interface: Serial ATA III on the Seagate Constellation ST1000NC000-20PK internal hard drive, SAS on the Seagate Savvio ST9600205SS-20PK internal hard drive.

HDD capacity
- Constellation ST1000NC000-20PK internal hard drive:1 TB
- Savvio ST9600205SS-20PK internal hard drive:600 GB
HDD speed
- Constellation ST1000NC000-20PK internal hard drive:7200 RPM
- Savvio ST9600205SS-20PK internal hard drive:10000 RPM
HDD size
- Constellation ST1000NC000-20PK internal hard drive:3.5"
- Savvio ST9600205SS-20PK internal hard drive:2.5"
Interface
- Constellation ST1000NC000-20PK internal hard drive:Serial ATA III
- Savvio ST9600205SS-20PK internal hard drive:SAS
HDD number of cylinders
- Constellation ST1000NC000-20PK internal hard drive:1
- Savvio ST9600205SS-20PK internal hard drive:2
HDD number of heads
- Constellation ST1000NC000-20PK internal hard drive:2
- Savvio ST9600205SS-20PK internal hard drive:4
Read seek time
- Constellation ST1000NC000-20PK internal hard drive:9.5 ms
- Savvio ST9600205SS-20PK internal hard drive:3.4 ms
Write seek time
- Constellation ST1000NC000-20PK internal hard drive:10.5 ms
- Savvio ST9600205SS-20PK internal hard drive:3.8 ms

Side by side

Differences highlightedShow differences only

Comparison of ST1000NC000-20PK, ST9600205SS-20PK
39 specifications	A Seagate Constellation ST1000NC000-20PK internal hard drive Model ST1000NC000-20PK View product	B Seagate Savvio ST9600205SS-20PK internal hard drive Model ST9600205SS-20PK View product
Features9 differ
HDD capacityDiffers	1 TB	600 GB
HDD speedDiffers	7200 RPM	10000 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA III	SAS
Type	HDD	HDD
Storage drive buffer size	64 MB	64 MB
HDD number of cylindersDiffers	1	2
HDD number of headsDiffers	2	4
Read seek timeDiffers	9.5 ms	3.4 ms
Write seek timeDiffers	10.5 ms	3.8 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	0.2 ms
Average latencyKnown for one	Unknown — not stated by the source	3 ms
Bytes per sectorDiffers	4096	512
SMART technologyKnown for one	Yes	Unknown — not stated by the source
Start/stop cyclesKnown for one	300000	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	800000 h	Unknown — not stated by the source
Power2 differ
Power consumption (idle)Differs	5.53 W	3.8 W
Operating voltageDiffers	5 / 12 V	5 V
Start-up currentKnown for one	Unknown — not stated by the source	0.46 A
Power consumption (typical)Known for one	8 W	Unknown — not stated by the source
Power consumption (standby)Known for one	0.77 W	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	5 - 60 °C	5 - 55 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating vibrationKnown for one	Unknown — not stated by the source	0.5 G
Non-operating vibrationKnown for one	Unknown — not stated by the source	3 G
Operating shockKnown for one	Unknown — not stated by the source	40 G
Non-operating shockKnown for one	Unknown — not stated by the source	400 G
Operating relative humidity (H-H)Known for one	5 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	101.8 mm	70.1 mm
DepthDiffers	147 mm	100.5 mm
HeightDiffers	20 mm	15 mm
WeightDiffers	400 g	215 g
Packaging dataidentical
Quantity per pack	20 pc(s)	20 pc(s)
Other featuresidentical
Data transfer rate	6 Gbit/s	6 Gbit/s
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Mac operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Packaging contentidentical
Bundled softwareKnown for one	SeaTools	Unknown — not stated by the source

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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