Product comparison · 2 internal hard drives

HP 594046-001 internal hard drive vs HP 656621-001 internal hard drive

Key differences

HDD capacity
- 594046-001 internal hard drive:500 GB
- 656621-001 internal hard drive:320 GB
Compatible products
- 594046-001 internal hard drive:EliteBook 8440p
- 656621-001 internal hard drive:EliteBook 2760p

Differences highlightedShow differences only

Comparison of 594046-001, 656621-001
8 specifications	A HP 594046-001 internal hard drive Model 594046-001 View product	B HP 656621-001 internal hard drive Model 656621-001 View product
Features1 differ
HDD capacityDiffers	500 GB	320 GB
HDD speed	7200 RPM	7200 RPM
HDD size	2.5"	2.5"
Interface	Serial ATA	Serial ATA
Component for	Laptop	Laptop
Average seek timeKnown for one	Unknown — not stated by the source	11 ms
Poweridentical
Operating voltage	5 V	5 V
Other features1 differ
Compatible productsDiffers	EliteBook 8440p	EliteBook 2760p

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.