Product comparison · 2 optical disc drives

LG GSA-H55NBBB DVD+/-RW 20x vs LG Internal Slim DVD-RW

35specifications compared
25differ
10identical
14known for one product only

Key differences

Interface
- GSA-H55NBBB DVD+/-RW 20x:EIDE/ATA
- Internal Slim DVD-RW:IDE/ATA
CD write speed
- GSA-H55NBBB DVD+/-RW 20x:48x
- Internal Slim DVD-RW:24x
CD rewrite speed
- GSA-H55NBBB DVD+/-RW 20x:32x
- Internal Slim DVD-RW:16x
CD-RW write speed
- GSA-H55NBBB DVD+/-RW 20x:32x
- Internal Slim DVD-RW:16x
DVD+R Double Layer write speed
- GSA-H55NBBB DVD+/-RW 20x:10x
- Internal Slim DVD-RW:6x
DVD+R write speed
- GSA-H55NBBB DVD+/-RW 20x:20x
- Internal Slim DVD-RW:8x
DVD-R Double Layer write speed
- GSA-H55NBBB DVD+/-RW 20x:10x
- Internal Slim DVD-RW:6x
DVD-R write speed
- GSA-H55NBBB DVD+/-RW 20x:20x
- Internal Slim DVD-RW:8x

Side by side

Differences highlightedShow differences only

Comparison of GSA-H55NBBB DVD+/-RW 20x, Internal Slim DVD-RW
49 specifications	A LG GSA-H55NBBB DVD+/-RW 20x View product	B LG Internal Slim DVD-RW View product
Designidentical
Internal	Yes	Yes
Disc loading typeKnown for one	Tray	Unknown — not stated by the source
MountingKnown for one	Vertical/Horizontal	Unknown — not stated by the source
Product colourKnown for one	Unknown — not stated by the source	Black
Performance1 differ
InterfaceDiffers	EIDE/ATA	IDE/ATA
Drive device, buffer size	2 MB	2 MB
Writing speed7 differ
CD write speedDiffers	48x	24x
CD rewrite speedDiffers	32x	16x
CD-R write speedKnown for one	48x	Unknown — not stated by the source
CD-RW write speedDiffers	32x	16x
DVD+R Double Layer write speedDiffers	10x	6x
DVD+R write speedDiffers	20x	8x
DVD+RW write speed	8x	8x
DVD-R Double Layer write speedDiffers	10x	6x
DVD-R write speedDiffers	20x	8x
DVD-RW write speed	6x	6x
DVD-RAM write speedKnown for one	Unknown — not stated by the source	5x
Reading speed11 differ
CD read speedDiffers	48x	24x
CD-R read speedDiffers	48x	24x
CD-ROM read speedDiffers	48x	24x
CD-RW read speedDiffers	40x	24x
DVD+R read speedDiffers	16x	8x
DVD-R Double Layer read speedDiffers	12x	6x
DVD-R read speedDiffers	16x	8x
DVD-RAM read speedDiffers	12x	5x
DVD-ROM read speedDiffers	16x	8x
DVD-RW read speedKnown for one	12x	Unknown — not stated by the source
DVD+R Double Layer read speedDiffers	12x	6x
DVD+RW read speedDiffers	12x	8x
Access time2 differ
DVD drive average random access timeDiffers	140 ms	260 ms
CD-ROM drive average random access timeDiffers	120 ms	140 ms
BD-ROM average random access timeKnown for one	Unknown — not stated by the source	160 ms
Record modesidentical
Disc-at-once (DAO)	Yes	Yes
Packet writing	Yes	Yes
Random write	Yes	Yes
Sequential writing	Yes	Yes
Session-at-once (SAO)	Yes	Yes
Track-at-once (TAO)	Yes	Yes
Multi sessionKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 45 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-30 - 60 °C	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	780 g	170 g
Packaging contentidentical
Bundled softwareKnown for one	Nero Express, In CD, PowerDVD, PowerProducer Gold.	Unknown — not stated by the source
Other features3 differ
Dimensions (WxDxH)Differs	146 x 41.3 x 165 mm	128 x 127 x 12.7 mm
Minimum RAMKnown for one	512 MB	Unknown — not stated by the source
Minimum processorKnown for one	Pentium-4 1,4GHz	Unknown — not stated by the source
Compatible operating systemsDiffers	Windows ME, Windows 2000 Professional, Windows XP Home Edition, Professional, Media Center Edition, Windows Vista.	Windows 2000/Vista/XP
Maximum data transfer rateDiffers	24.93 Mbit/s	11.08 Mbit/s
Media types supportedKnown for one	Unknown — not stated by the source	DVD-ROM, DVD-R, DVD-R (DL), DVD-RW, DVD-RAM, DVD+R, DVD+R (DL), DVD+RW, CD

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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