Dell 250GB SATA II vs Dell 320GB SATA

Comparison of 250GB SATA II, 320GB SATA

8 specifications	A Dell 250GB SATA IIView product	B Dell 320GB SATAView product
Features2 differ
HDD capacityDiffers	250 GB	320 GB
HDD sizeKnown for one	3.5"	—Unknown — not stated by the source
InterfaceDiffers	Serial ATA II	Serial ATA
Poweridentical
Operating voltageKnown for one	5 / 12 V	—Unknown — not stated by the source
Other featuresidentical
Data transfer rateKnown for one	—Unknown — not stated by the source	1.5 Gbit/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.