HP 627731-001 internal hard drive vs HP 634953-001 internal hard drive

Comparison of 627731-001, 634953-001

8 specifications	A HP 627731-001 internal hard drive Model 627731-001 View product	B HP 634953-001 internal hard drive Model 634953-001 View product
Features1 differ
HDD capacity	320 GB	320 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD size	2.5"	2.5"
Interface	Serial ATA II	Serial ATA II
Type	HDD	HDD
HDD interface transfer rate	3 Gbit/s	3 Gbit/s
Poweridentical
Operating voltage	5 V	5 V
Packaging dataidentical
Quantity per pack	1 pc(s)	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.