Product comparison · 2 optical disc drives

HP A2U57UT optical disc drive DVD±RW Black vs HP dvd550s optical disc drive DVD±RW Black

15specifications compared
5differ
10identical
32known for one product only

Key differences

LightScribe
- A2U57UT optical disc drive DVD±RW Black:Yes
- dvd550s optical disc drive DVD±RW Black:No
Bundled software
- A2U57UT optical disc drive DVD±RW Black:HP LightScribe
- dvd550s optical disc drive DVD±RW Black:Cyberlink Media Suite
Minimum processor
- A2U57UT optical disc drive DVD±RW Black:Pentium III 1.0GHz
- dvd550s optical disc drive DVD±RW Black:2.2 GHz Pentium
Minimum storage drive space
- A2U57UT optical disc drive DVD±RW Black:100 MB
- dvd550s optical disc drive DVD±RW Black:1 GB

Side by side

Differences highlightedShow differences only

Comparison of A2U57UT, dvd550s
47 specifications	A HP A2U57UT optical disc drive DVD±RW Black Model A2U57UT View product	B HP dvd550s optical disc drive DVD±RW Black Model dvd550s View product
Designidentical
Internal	No	No
Product colour	Black	Black
Performance2 differ
Optical drive type	DVD±RW	DVD±RW
Disc types supportedDiffers	CD, CD-R, CD-RW, DVD, DVD+R, DVD+R DL, DVD+RW, DVD+RW DL, DVD-R, DVD-R DL, DVD-RAM, DVD-ROM, DVD-RW, DVD-RW DL	CD, DVD
Interface	USB 2.0	USB 2.0
LightScribeDiffers	Yes	No
Optical disc diameter	120 mm	120 mm
DVD-ROM transfer rate (sustained mode)Known for one	Unknown — not stated by the source	1.35 MB/s
Plug and Play	Yes	Yes
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	60000 h
Writing speedidentical
CD write speedKnown for one	Unknown — not stated by the source	24x
CD rewrite speedKnown for one	Unknown — not stated by the source	24x
DVD+R Double Layer write speedKnown for one	Unknown — not stated by the source	6x
DVD+R write speedKnown for one	Unknown — not stated by the source	8x
DVD+RW write speedKnown for one	Unknown — not stated by the source	8x
DVD-R Double Layer write speedKnown for one	Unknown — not stated by the source	6x
DVD-R write speedKnown for one	Unknown — not stated by the source	8x
DVD-RAM write speedKnown for one	Unknown — not stated by the source	5x
DVD-RW write speedKnown for one	Unknown — not stated by the source	6x
Reading speedidentical
CD read speed	24x	24x
DVD+R read speed	8x	8x
DVD-R read speedKnown for one	8x	Unknown — not stated by the source
Access timeidentical
DVD drive average random access timeKnown for one	Unknown — not stated by the source	130 ms
CD-ROM drive average random access timeKnown for one	Unknown — not stated by the source	130 ms
Record modesidentical
Disc-at-once (DAO)Known for one	Unknown — not stated by the source	Yes
Multi sessionKnown for one	Unknown — not stated by the source	Yes
Packet writingKnown for one	Unknown — not stated by the source	Yes
Session-at-once (SAO)Known for one	Unknown — not stated by the source	Yes
Track-at-once (TAO)Known for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 80%
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 65 °C
Packaging content1 differ
Bundled softwareDiffers	HP LightScribe	Cyberlink Media Suite
ManualKnown for one	Unknown — not stated by the source	Yes
Printed user guideKnown for one	Unknown — not stated by the source	Yes
Warranty cardKnown for one	Unknown — not stated by the source	Yes
Other features2 differ
Minimum RAM	512 MB	512 MB
Minimum processorDiffers	Pentium III 1.0GHz	2.2 GHz Pentium
Minimum storage drive spaceDiffers	100 MB	1 GB
CD transfer rate (sustained mode)Known for one	Unknown — not stated by the source	150 KB/s
Compatible operating systemsKnown for one	Unknown — not stated by the source	Microsoft Windows 7 / Vista (32 / 64 bit) / XP
Number of optical discs	1 discs	1 discs
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
USB cableKnown for one	Unknown — not stated by the source	Yes
USB requiredKnown for one	Unknown — not stated by the source	Yes
Dimensions (WxDxH)Known for one	18.5 x 135 x 151 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.

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