Product comparison · 2 internal hard drives

HP 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive vs Seagate Momentus XT internal hard drive

11specifications compared
9differ
2identical
14known for one product only

Key differences

The Seagate Momentus XT internal hard drive has 200 GB more HDD capacity than the HP 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive (500 GB vs 300 GB). The HP 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive has 7,800 RPM more HDD speed than the Seagate Momentus XT internal hard drive (15000 RPM vs 7200 RPM). The Seagate Momentus XT internal hard drive has 3,584 more bytes per sector than the HP 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive (4096 vs 512). Interface: SAS on the HP 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive, Serial ATA III on the Seagate Momentus XT internal hard drive. Type: HDD on the HP 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive, Hybrid-HDD on the Seagate Momentus XT internal hard drive.

HDD capacity
- 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive:300 GB
- Momentus XT internal hard drive:500 GB
HDD speed
- 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive:15000 RPM
- Momentus XT internal hard drive:7200 RPM
Interface
- 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive:SAS
- Momentus XT internal hard drive:Serial ATA III
Type
- 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive:HDD
- Momentus XT internal hard drive:Hybrid-HDD
Bytes per sector
- 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive:512
- Momentus XT internal hard drive:4096
Width
- 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive:78.7 mm
- Momentus XT internal hard drive:69.8 mm
Depth
- 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive:138.4 mm
- Momentus XT internal hard drive:100.3 mm
Height
- 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive:16 mm
- Momentus XT internal hard drive:7 mm

Side by side

Differences highlightedShow differences only

Comparison of 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive, XT
25 specifications	A HP 300GB 12G SAS 15K rpm SFF (2.5-inch) Enterprise 3yr Warranty Hard Drive View product	B Seagate Momentus XT internal hard drive Model XT View product
Features5 differ
HDD capacityDiffers	300 GB	500 GB
HDD speedDiffers	15000 RPM	7200 RPM
HDD size	2.5"	2.5"
InterfaceDiffers	SAS	Serial ATA III
TypeDiffers	HDD	Hybrid-HDD
Component forKnown for one	Unknown — not stated by the source	Laptop
HDD number of cylindersKnown for one	Unknown — not stated by the source	1
HDD number of headsKnown for one	Unknown — not stated by the source	2
Bytes per sectorDiffers	512	4096
Start/stop cyclesKnown for one	Unknown — not stated by the source	600000
HDD interface transfer rateKnown for one	12 Gbit/s	Unknown — not stated by the source
Full stroke seek timeKnown for one	5.9 ms	Unknown — not stated by the source
Track to track seek timeKnown for one	0.15 ms	Unknown — not stated by the source
Average seek timeKnown for one	2.9 ms	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	2.5 W
Power consumption (idle)Known for one	Unknown — not stated by the source	0.9 W
Operating voltage	5 V	5 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 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 & dimensions4 differ
WidthDiffers	78.7 mm	69.8 mm
DepthDiffers	138.4 mm	100.3 mm
HeightDiffers	16 mm	7 mm
WeightDiffers	450 g	95 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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