Product comparison · 2 internal hard drives

Seagate Savvio ST1200MM0017-20PK internal hard drive vs Seagate Constellation ST32000645SS-20PK internal hard drive

Key differences

HDD capacity
- Savvio ST1200MM0017-20PK internal hard drive:1.2 TB
- Constellation ST32000645SS-20PK internal hard drive:2 TB
HDD speed
- Savvio ST1200MM0017-20PK internal hard drive:10000 RPM
- Constellation ST32000645SS-20PK internal hard drive:7200 RPM
Average latency
- Savvio ST1200MM0017-20PK internal hard drive:2.9 ms
- Constellation ST32000645SS-20PK internal hard drive:4.16 ms
Power consumption (idle)
- Savvio ST1200MM0017-20PK internal hard drive:4.6 W
- Constellation ST32000645SS-20PK internal hard drive:7.4 W
Operating temperature (T-T)
- Savvio ST1200MM0017-20PK internal hard drive:5 - 55 °C
- Constellation ST32000645SS-20PK internal hard drive:5 - 60 °C
Non-operating vibration
- Savvio ST1200MM0017-20PK internal hard drive:3 G
- Constellation ST32000645SS-20PK internal hard drive:4.9 G
Operating shock
- Savvio ST1200MM0017-20PK internal hard drive:40 G
- Constellation ST32000645SS-20PK internal hard drive:70 G
Non-operating shock
- Savvio ST1200MM0017-20PK internal hard drive:400 G
- Constellation ST32000645SS-20PK internal hard drive:300 G

Differences highlightedShow differences only

Comparison of ST1200MM0017-20PK, ST32000645SS-20PK
29 specifications	A Seagate Savvio ST1200MM0017-20PK internal hard drive Model ST1200MM0017-20PK View product	B Seagate Constellation ST32000645SS-20PK internal hard drive Model ST32000645SS-20PK View product
Features3 differ
HDD capacityDiffers	1.2 TB	2 TB
HDD speedDiffers	10000 RPM	7200 RPM
HDD number of cylindersKnown for one	4	Unknown — not stated by the source
HDD number of headsKnown for one	8	Unknown — not stated by the source
Average latencyDiffers	2.9 ms	4.16 ms
Read seek timeKnown for one	Unknown — not stated by the source	8.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	9.5 ms
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	1200000 h
Power1 differ
Power consumption (idle)Differs	4.6 W	7.4 W
Start-up currentKnown for one	0.51 A	Unknown — not stated by the source
Power consumption (read)Known for one	Unknown — not stated by the source	11.3 W
Operational conditions4 differ
Operating temperature (T-T)Differs	5 - 55 °C	5 - 60 °C
Storage temperature (T-T)Known for one	-40 - 70 °C	Unknown — not stated by the source
Operating vibrationKnown for one	0.5 G	Unknown — not stated by the source
Non-operating vibrationDiffers	3 G	4.9 G
Operating shockDiffers	40 G	70 G
Non-operating shockDiffers	400 G	300 G
Weight & dimensions4 differ
WidthDiffers	70.1 mm	101.8 mm
DepthDiffers	100.5 mm	147 mm
HeightDiffers	15 mm	26.1 mm
WeightDiffers	204 g	700 g
Other featuresidentical
Data transfer rateKnown for one	6 Gbit/s	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.