Product comparison · 2 optical disc drives

HP 443903-001 optical disc drive Internal DVD±RW vs HP 492559-001 optical disc drive Internal

Key differences

Interface
- 443903-001 optical disc drive Internal DVD±RW:EIDE/ATA
- 492559-001 optical disc drive Internal:Serial ATA
DVD+RW write speed
- 443903-001 optical disc drive Internal DVD±RW:4x
- 492559-001 optical disc drive Internal:8x
DVD-RW write speed
- 443903-001 optical disc drive Internal DVD±RW:4x
- 492559-001 optical disc drive Internal:6x
DVD drive average random access time
- 443903-001 optical disc drive Internal DVD±RW:230 ms
- 492559-001 optical disc drive Internal:145 ms
CD-ROM drive average random access time
- 443903-001 optical disc drive Internal DVD±RW:175 ms
- 492559-001 optical disc drive Internal:150 ms

Differences highlightedShow differences only

Comparison of 443903-001, 492559-001
18 specifications	A HP 443903-001 optical disc drive Internal DVD±RW Model 443903-001 View product	B HP 492559-001 optical disc drive Internal Model 492559-001 View product
Performance2 differ
Optical drive typeKnown for one	DVD±RW	Unknown — not stated by the source
InterfaceDiffers	EIDE/ATA	Serial ATA
LightScribeKnown for one	Yes	Unknown — not stated by the source
Compatible productsDiffers	Compaq 6510b, 6515b, 6710b, 6715b, 8510w	EliteBook 2530p
Writing speed2 differ
DVD+RW write speedDiffers	4x	8x
DVD-RW write speedDiffers	4x	6x
DVD+R Double Layer write speedKnown for one	Unknown — not stated by the source	4x
DVD-R Double Layer write speedKnown for one	Unknown — not stated by the source	4x
Access time2 differ
DVD drive average random access timeDiffers	230 ms	145 ms
CD-ROM drive average random access timeDiffers	175 ms	150 ms

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.