Product comparison · 2 internal hard drives

2-Power 900GB 10k RPM 2.5" HDD vs Seagate 500GB 2.5

10specifications compared
7differ
3identical
14known for one product only

Key differences

HDD capacity
- 900GB 10k RPM 2.5" HDD:900 GB
- 500GB 2.5:500 GB
HDD speed
- 900GB 10k RPM 2.5" HDD:10000 RPM
- 500GB 2.5:7200 RPM
Interface
- 900GB 10k RPM 2.5" HDD:SAS
- 500GB 2.5:Serial ATA II
Width
- 900GB 10k RPM 2.5" HDD:135 mm
- 500GB 2.5:70 mm
Depth
- 900GB 10k RPM 2.5" HDD:78 mm
- 500GB 2.5:100.5 mm
Height
- 900GB 10k RPM 2.5" HDD:16 mm
- 500GB 2.5:14.8 mm
Weight
- 900GB 10k RPM 2.5" HDD:258 g
- 500GB 2.5:196 g

Side by side

Differences highlightedShow differences only

Comparison of 900GB 10k RPM 2.5" HDD, 500GB 2.5
24 specifications	A 2-Power 900GB 10k RPM 2.5" HDD View product	B Seagate 500GB 2.5 View product
Features3 differ
HDD capacityDiffers	900 GB	500 GB
HDD speedDiffers	10000 RPM	7200 RPM
HDD size	2.5"	2.5"
InterfaceDiffers	SAS	Serial ATA II
Type	HDD	HDD
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	32 MB
HDD interface transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
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
Average latencyKnown for one	Unknown — not stated by the source	4.16 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	1200000 h
Component forKnown for one	PC	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	3.5 W
Power consumption (idle)Known for one	Unknown — not stated by the source	2.6 W
Operating voltage	5 V	5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 55 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-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	2.4 G
Weight & dimensions4 differ
WidthDiffers	135 mm	70 mm
DepthDiffers	78 mm	100.5 mm
HeightDiffers	16 mm	14.8 mm
WeightDiffers	258 g	196 g

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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