Product comparison · 2 internal hard drives

Seagate Savvio ST450MM0026-20PK internal hard drive vs Seagate Savvio ST900MM0026-20PK internal hard drive

22specifications compared
5differ
17identical
3known for one product only

Key differences

The Seagate Savvio ST900MM0026-20PK internal hard drive has 450 GB more HDD capacity than the Seagate Savvio ST450MM0026-20PK internal hard drive (900 GB vs 450 GB). The Seagate Savvio ST900MM0026-20PK internal hard drive has 1 more HDD cylinders than the Seagate Savvio ST450MM0026-20PK internal hard drive (3 vs 2). The Seagate Savvio ST900MM0026-20PK internal hard drive has 3 more HDD heads than the Seagate Savvio ST450MM0026-20PK internal hard drive (6 vs 3).

HDD capacity
- Savvio ST450MM0026-20PK internal hard drive:450 GB
- Savvio ST900MM0026-20PK internal hard drive:900 GB
HDD number of cylinders
- Savvio ST450MM0026-20PK internal hard drive:2
- Savvio ST900MM0026-20PK internal hard drive:3
HDD number of heads
- Savvio ST450MM0026-20PK internal hard drive:3
- Savvio ST900MM0026-20PK internal hard drive:6
Power consumption (idle)
- Savvio ST450MM0026-20PK internal hard drive:3.4 W
- Savvio ST900MM0026-20PK internal hard drive:3.9 W
Weight
- Savvio ST450MM0026-20PK internal hard drive:222 g
- Savvio ST900MM0026-20PK internal hard drive:212 g

Side by side

Differences highlightedShow differences only

Comparison of ST450MM0026-20PK, ST900MM0026-20PK
25 specifications	A Seagate Savvio ST450MM0026-20PK internal hard drive Model ST450MM0026-20PK View product	B Seagate Savvio ST900MM0026-20PK internal hard drive Model ST900MM0026-20PK View product
Features3 differ
HDD capacityDiffers	450 GB	900 GB
HDD speed	10000 RPM	10000 RPM
HDD size	2.5"	2.5"
Interface	SAS	SAS
Type	HDD	HDD
Storage drive buffer size	64 MB	64 MB
HDD number of cylindersDiffers	2	3
HDD number of headsDiffers	3	6
Average latency	2.9 ms	2.9 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Power1 differ
Power consumption (idle)Differs	3.4 W	3.9 W
Operating voltage	5 V	5 V
Start-up currentKnown for one	0.43 A	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)	5 - 55 °C	5 - 55 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating vibration	0.5 G	0.5 G
Non-operating vibration	3 G	3 G
Operating shock	40 G	40 G
Non-operating shock	400 G	400 G
Weight & dimensions1 differ
Width	70.1 mm	70.1 mm
Depth	100.5 mm	100.5 mm
Height	15 mm	15 mm
WeightDiffers	222 g	212 g
Packaging dataidentical
Quantity per pack	20 pc(s)	20 pc(s)
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	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.

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