HP 449979-001 internal hard drive vs HP 497731-001 internal hard drive

Comparison of 449979-001, 497731-001

15 specifications	A HP 449979-001 internal hard drive Model 449979-001 View product	B HP 497731-001 internal hard drive Model 497731-001 View product
Features1 differ
HDD capacityDiffers	160 GB	320 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA	Serial ATA
Hot-swapKnown for one	No	—Unknown — not stated by the source
Component forKnown for one	—Unknown — not stated by the source	Server/workstation
Storage drive buffer sizeKnown for one	—Unknown — not stated by the source	8 MB
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Other featuresidentical
Product colourKnown for one	Multicolour	—Unknown — not stated by the source
Data transfer rateKnown for one	3 Gbit/s	—Unknown — not stated by the source
Internal	Yes	Yes
MountingKnown for one	Horizontal	—Unknown — not stated by the source
USB powered	No	No
USB requiredKnown for one	No	—Unknown — not stated by the source
Compatible productsKnown for one	—Unknown — not stated by the source	dx2400 MT, dc5800 SFF, dc7900 SFF

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.