Dell External 8x DVD+/-RW USB Drive vs HP 456797-001 optical disc drive Internal DVD±RW

Comparison of External 8x DVD+/-RW USB Drive, 456797-001

16 specifications	A Dell External 8x DVD+/-RW USB DriveView product	B HP 456797-001 optical disc drive Internal DVD±RW Model 456797-001 View product
Design1 differ
InternalDiffers	No	Yes
Performance1 differ
Compatible productsDiffers	Vostro V13	Compaq 6520s, Compaq 6720s, Compaq 6820s
PurposeKnown for one	—Unknown — not stated by the source	Laptop
Optical drive typeKnown for one	—Unknown — not stated by the source	DVD±RW
InterfaceKnown for one	—Unknown — not stated by the source	EIDE/ATA
Writing speedidentical
DVD+R write speedKnown for one	8x	—Unknown — not stated by the source
DVD+RW write speedKnown for one	8x	—Unknown — not stated by the source
DVD-R write speedKnown for one	8x	—Unknown — not stated by the source
DVD-RAM write speedKnown for one	5x	—Unknown — not stated by the source
DVD-RW write speedKnown for one	6x	—Unknown — not stated by the source
Reading speedidentical
DVD-ROM read speedKnown for one	—Unknown — not stated by the source	8x
Weight & dimensionsidentical
WeightKnown for one	341 g	—Unknown — not stated by the source
Other featuresidentical
Dimensions (WxDxH)Known for one	155 x 155 x 19 mm	—Unknown — not stated by the source

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.