Product comparison · 2 optical disc drives

HP 684329-001 optical disc drive Internal DVD Super Multi DL Black vs HP 685502-001 optical disc drive Internal DVD Super Multi DL Black

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Differences highlightedShow differences only

Comparison of 684329-001, 685502-001
21 specifications	A HP 684329-001 optical disc drive Internal DVD Super Multi DL Black Model 684329-001 View product	B HP 685502-001 optical disc drive Internal DVD Super Multi DL Black Model 685502-001 View product
Designidentical
Internal	Yes	Yes
Product colour	Black	Black
Performanceidentical
Purpose	Laptop	Laptop
Optical drive type	DVD Super Multi DL	DVD Super Multi DL
Interface	Serial ATA	Serial ATA
Compatible productsKnown for one	Unknown — not stated by the source	EliteBook 2570p
Writing speedidentical
CD write speed	24x	24x
CD rewrite speed	24x	24x
CD-R write speed	24x	24x
CD-RW write speed	24x	24x
DVD+R Double Layer write speed	6x	6x
DVD+R write speed	8x	8x
DVD+RW write speed	8x	8x
DVD-R Double Layer write speed	6x	6x
DVD-R write speed	8x	8x
DVD-RAM write speed	5x	5x
DVD-RW write speed	6x	6x
Reading speedidentical
CD read speed	24x	24x
DVD-ROM read speed	8x	8x
Access timeidentical
DVD drive average random access time	160 ms	160 ms
CD-ROM drive average random access time	140 ms	140 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.