Product comparison · 2 internal hard drives

Dell 91K8T internal hard drive vs Seagate Spinpoint M

5specifications compared
5differ
0identical
28known for one product only

Key differences

The Dell 91K8T internal hard drive has 1,800 RPM more HDD speed than the Seagate Spinpoint M (7200 RPM vs 5400 RPM). The Dell 91K8T internal hard drive has 1" more HDD size than the Seagate Spinpoint M (3.5" vs 2.5"). HDD capacity: 3 TB on the Dell 91K8T internal hard drive, 160 GB on the Seagate Spinpoint M. Interface: NL-SAS on the Dell 91K8T internal hard drive, Serial ATA II on the Seagate Spinpoint M. Operating voltage: 5 / 12 V on the Dell 91K8T internal hard drive, 5 V on the Seagate Spinpoint M.

HDD capacity
- 91K8T internal hard drive:3 TB
- Spinpoint M:160 GB
HDD speed
- 91K8T internal hard drive:7200 RPM
- Spinpoint M:5400 RPM
HDD size
- 91K8T internal hard drive:3.5"
- Spinpoint M:2.5"
Interface
- 91K8T internal hard drive:NL-SAS
- Spinpoint M:Serial ATA II
Operating voltage
- 91K8T internal hard drive:5 / 12 V
- Spinpoint M:5 V

Side by side

Differences highlightedShow differences only

Comparison of 91K8T, Spinpoint M
33 specifications	A Dell 91K8T internal hard drive Model 91K8T View product	B Seagate Spinpoint M View product
Features4 differ
HDD capacityDiffers	3 TB	160 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	NL-SAS	Serial ATA II
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
Read seek timeKnown for one	Unknown — not stated by the source	12 ms
Average latencyKnown for one	Unknown — not stated by the source	5.6 ms
TypeKnown for one	HDD	Unknown — not stated by the source
Component forKnown for one	Server/workstation	Unknown — not stated by the source
HDD interface transfer rateKnown for one	6 Gbit/s	Unknown — not stated by the source
Power1 differ
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	5 - 55 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating vibrationKnown for one	Unknown — not stated by the source	1.5 G
Operating altitudeKnown for one	Unknown — not stated by the source	-300 - 3000 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-400 - 15000 m
Operating shockKnown for one	Unknown — not stated by the source	325 G
Non-operating shockKnown for one	Unknown — not stated by the source	750 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100.3 mm
HeightKnown for one	Unknown — not stated by the source	9.5 mm
WeightKnown for one	Unknown — not stated by the source	107 g
Packaging dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)
Other featuresidentical
Product colourKnown for one	Unknown — not stated by the source	Brushed steel
Data transfer rateKnown for one	Unknown — not stated by the source	3 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
Other operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Sustained data rateKnown for one	Unknown — not stated by the source	300 MB/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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