Product comparison · 2 optical disc drives

LG GDRH30N DVD-ROM vs LG Super Multi Blue Blu-ray Disc Rewriter and HD-DVD Rom Drive

11specifications compared
8differ
3identical
20known for one product only

Key differences

Interface
- GDRH30N DVD-ROM:EIDE/ATA
- Super Multi Blue Blu-ray Disc Rewriter and HD-DVD Rom Drive:Serial ATA
CD write speed
- GDRH30N DVD-ROM:48x
- Super Multi Blue Blu-ray Disc Rewriter and HD-DVD Rom Drive:40x
CD rewrite speed
- GDRH30N DVD-ROM:32x
- Super Multi Blue Blu-ray Disc Rewriter and HD-DVD Rom Drive:40x
CD read speed
- GDRH30N DVD-ROM:48x
- Super Multi Blue Blu-ray Disc Rewriter and HD-DVD Rom Drive:40x
CD-ROM drive average random access time
- GDRH30N DVD-ROM:140 ms
- Super Multi Blue Blu-ray Disc Rewriter and HD-DVD Rom Drive:150 ms
Weight
- GDRH30N DVD-ROM:700 g
- Super Multi Blue Blu-ray Disc Rewriter and HD-DVD Rom Drive:870 g
Dimensions (WxDxH)
- GDRH30N DVD-ROM:146 x 165 x 41.3 mm
- Super Multi Blue Blu-ray Disc Rewriter and HD-DVD Rom Drive:146 x 41.3 x 185 mm

Side by side

Differences highlightedShow differences only

Comparison of GDRH30N DVD-ROM, Super Multi Blue Blu-ray Disc Rewriter and HD-DVD Rom Drive
31 specifications	A LG GDRH30N DVD-ROM View product	B LG Super Multi Blue Blu-ray Disc Rewriter and HD-DVD Rom Drive View product
Performance1 differ
InterfaceDiffers	EIDE/ATA	Serial ATA
Writing speed2 differ
CD write speedDiffers	48x	40x
CD rewrite speedDiffers	32x	40x
BD-R write speedKnown for one	Unknown — not stated by the source	6x
BD-RE rewrite speedKnown for one	Unknown — not stated by the source	2x
DVD+R Double Layer write speedKnown for one	Unknown — not stated by the source	12x
DVD+R write speedKnown for one	Unknown — not stated by the source	12x
DVD+RW write speedKnown for one	Unknown — not stated by the source	10x
DVD-R Double Layer write speedKnown for one	Unknown — not stated by the source	12x
DVD-R write speedKnown for one	Unknown — not stated by the source	12x
DVD-RW write speedKnown for one	Unknown — not stated by the source	10x
Reading speed1 differ
CD read speedDiffers	48x	40x
DVD-ROM read speedKnown for one	16x	Unknown — not stated by the source
Access time1 differ
BD-ROM average random access timeKnown for one	Unknown — not stated by the source	180 ms
CD-ROM drive average random access timeDiffers	140 ms	150 ms
Record modesidentical
Disc-at-once (DAO)Known for one	Unknown — not stated by the source	Yes
Layer Jump RecordingKnown for one	Unknown — not stated by the source	Yes
Packet writingKnown for one	Unknown — not stated by the source	Yes
Random writeKnown for one	Unknown — not stated by the source	Yes
Sequential 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	15 - 85%
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 45 °C
Weight & dimensions1 differ
WeightDiffers	700 g	870 g
Other features2 differ
Dimensions (WxDxH)Differs	146 x 165 x 41.3 mm	146 x 41.3 x 185 mm
Compatible operating systemsDiffers	Windows 95, 98, 2K, ME, NT 4.0 or Later, XP, Vista, 2003 server, Linux Slackware Ver 3.10, Solaris Ver 2.4	Media Center Edition Windows 2000 Professional Windows XP Home Edition, Professional Windows Vista (x86, x64)
Buffer sizeKnown for one	198 KB	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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