Product comparison · 2 internal hard drives

HP 146GB SAS vs Seagate 300GB 3.5" SATA

4specifications compared
3differ
1identical
23known for one product only

Key differences

The Seagate 300GB 3.5" SATA has 154 GB more HDD capacity than the HP 146GB SAS (300 GB vs 146 GB). The HP 146GB SAS has 7,800 RPM more HDD speed than the Seagate 300GB 3.5" SATA (15000 RPM vs 7200 RPM). Interface: SAS on the HP 146GB SAS, Serial ATA on the Seagate 300GB 3.5" SATA.

HDD capacity
- 146GB SAS:146 GB
- 300GB 3.5" SATA:300 GB
HDD speed
- 146GB SAS:15000 RPM
- 300GB 3.5" SATA:7200 RPM
Interface
- 146GB SAS:SAS
- 300GB 3.5" SATA:Serial ATA

Side by side

Differences highlightedShow differences only

Comparison of 146GB SAS, 300GB 3.5" SATA
27 specifications	A HP 146GB SAS View product	B Seagate 300GB 3.5" SATA View product
Features3 differ
HDD capacityDiffers	146 GB	300 GB
HDD speedDiffers	15000 RPM	7200 RPM
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
InterfaceDiffers	SAS	Serial ATA
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	16 MB
Average latencyKnown for one	Unknown — not stated by the source	4.16 ms
Component forKnown for one	Server/workstation	Unknown — not stated by the source
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
Operating shockKnown for one	Unknown — not stated by the source	63 G
Non-operating shockKnown for one	Unknown — not stated by the source	300 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101.8 mm
DepthKnown for one	Unknown — not stated by the source	147 mm
HeightKnown for one	Unknown — not stated by the source	26.1 mm
WeightKnown for one	Unknown — not stated by the source	635 g
Other featuresidentical
Mac compatibilityKnown for one	Unknown — not stated by the source	No
Windows 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
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	28 dB
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.

More internal hard drive comparisons

All internal hard drive comparisons