Product comparison · 2 internal hard drives

Dell 750GB SAS HDD vs Seagate Momentus XT 250GB

8specifications compared
5differ
3identical
17known for one product only

Key differences

HDD capacity
- 750GB SAS HDD:750 GB
- Momentus XT 250GB:250 GB
HDD size
- 750GB SAS HDD:3.5"
- Momentus XT 250GB:2.5"
Interface
- 750GB SAS HDD:SAS
- Momentus XT 250GB:Serial ATA
Component for
- 750GB SAS HDD:Server/workstation
- Momentus XT 250GB:Laptop
Operating voltage
- 750GB SAS HDD:5 / 12 V
- Momentus XT 250GB:5 V

Side by side

Differences highlightedShow differences only

Comparison of 750GB SAS HDD, Momentus XT 250GB
25 specifications	A Dell 750GB SAS HDD View product	B Seagate Momentus XT 250GB View product
Features4 differ
HDD capacityDiffers	750 GB	250 GB
HDD speed	7200 RPM	7200 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	SAS	Serial ATA
Component forDiffers	Server/workstation	Laptop
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	32 MB
Read seek timeKnown for one	Unknown — not stated by the source	11 ms
Write seek timeKnown for one	Unknown — not stated by the source	13 ms
Average latencyKnown for one	Unknown — not stated by the source	4.17 ms
Power1 differ
Power consumption (typical)Known for one	Unknown — not stated by the source	1.1 W
Power consumption (idle)Known for one	Unknown — not stated by the source	0.8 W
Operating voltageDiffers	5 / 12 V	5 V
Start-up currentKnown for one	Unknown — not stated by the source	1 A
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 60 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating shockKnown for one	Unknown — not stated by the source	350 G
Non-operating shockKnown for one	Unknown — not stated by the source	1000 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	70.1 mm
DepthKnown for one	Unknown — not stated by the source	100.5 mm
HeightKnown for one	Unknown — not stated by the source	9.7 mm
WeightKnown for one	Unknown — not stated by the source	105 g
Other featuresidentical
Data transfer rate	3 Gbit/s	3 Gbit/s
Flash memoryKnown for one	Unknown — not stated by the source	4096 MB
Internal	Yes	Yes
Compatible productsKnown for one	PowerEdge 6850 / 2900 / 1950 / 2950 / Unisys PE2900 / 6950 / 2970 / R900 / Unisys R900 / R300 Rack / T300 / R905 / T605 PowerVault PV MD1000 / MD 3000 / MD 3000I / NF/DP500 / NF/DP600 / OEM Base MD1000	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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