Product comparison · 2 internal hard drives

HP 634925-001 internal hard drive vs HP 649811-001 internal hard drive

Key differences

HDD capacity
- 634925-001 internal hard drive:500 GB
- 649811-001 internal hard drive:147 GB
HDD speed
- 634925-001 internal hard drive:7200 RPM
- 649811-001 internal hard drive:10000 RPM
HDD size
- 634925-001 internal hard drive:2.5"
- 649811-001 internal hard drive:3.5"
Interface
- 634925-001 internal hard drive:Serial ATA
- 649811-001 internal hard drive:Fibre Channel
Type
- 634925-001 internal hard drive:HDD
- 649811-001 internal hard drive:Hybrid-HDD
Operating voltage
- 634925-001 internal hard drive:5 V
- 649811-001 internal hard drive:5 / 12 V

Differences highlightedShow differences only

Comparison of 634925-001, 649811-001
13 specifications	A HP 634925-001 internal hard drive Model 634925-001 View product	B HP 649811-001 internal hard drive Model 649811-001 View product
Features5 differ
HDD capacityDiffers	500 GB	147 GB
HDD speedDiffers	7200 RPM	10000 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	Serial ATA	Fibre Channel
TypeDiffers	HDD	Hybrid-HDD
Average seek timeKnown for one	11 ms	Unknown — not stated by the source
Component forKnown for one	Unknown — not stated by the source	Server/workstation
HDD interface transfer rateKnown for one	Unknown — not stated by the source	4 Gbit/s
Power1 differ
Operating voltageDiffers	5 V	5 / 12 V
Weight & dimensionsidentical
WidthKnown for one	70 mm	Unknown — not stated by the source
HeightKnown for one	9.5 mm	Unknown — not stated by the source
WeightKnown for one	115 g	Unknown — not stated by the source
Packaging dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(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.