Product comparison · 2 internal hard drives

HP 146GB SAS vs Seagate 18.2GB 3.5" SCSI

5specifications compared
3differ
2identical
16known for one product only

Key differences

The HP 146GB SAS has 128 GB more HDD capacity than the Seagate 18.2GB 3.5" SCSI (146 GB vs 18 GB). The HP 146GB SAS has 7,800 RPM more HDD speed than the Seagate 18.2GB 3.5" SCSI (15000 RPM vs 7200 RPM). Interface: SAS on the HP 146GB SAS, SCSI on the Seagate 18.2GB 3.5" SCSI.

HDD capacity
- 146GB SAS:146 GB
- 18.2GB 3.5" SCSI:18 GB
HDD speed
- 146GB SAS:15000 RPM
- 18.2GB 3.5" SCSI:7200 RPM
Interface
- 146GB SAS:SAS
- 18.2GB 3.5" SCSI:SCSI

Side by side

Differences highlightedShow differences only

Comparison of 146GB SAS, 18.2GB 3.5" SCSI
21 specifications	A HP 146GB SAS View product	B Seagate 18.2GB 3.5" SCSI View product
Features3 differ
HDD capacityDiffers	146 GB	18 GB
HDD speedDiffers	15000 RPM	7200 RPM
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
InterfaceDiffers	SAS	SCSI
Type	HDD	HDD
Component for	Server/workstation	Server/workstation
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	4 MB
Average latencyKnown for one	Unknown — not stated by the source	4.7 ms
HDD interface transfer rateKnown for one	3 Gbit/s	Unknown — not stated by the source
Poweridentical
Operating voltageKnown for one	Unknown — not stated by the source	5 / 12 V
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 relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating altitudeKnown for one	Unknown — not stated by the source	-60.96 - 3048 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-60.96 - 12192 m
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101.6 mm
DepthKnown for one	Unknown — not stated by the source	146 mm
HeightKnown for one	Unknown — not stated by the source	25.4 mm
WeightKnown for one	Unknown — not stated by the source	680 g
Packaging contentidentical
Storage drive adapter includedKnown for one	No	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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