Product comparison · 2 optical disc drives

LG GSAH42N optical disc drive Internal Black vs LG Super Multi DVD-RW, 16x, Black

24specifications compared
13differ
11identical
17known for one product only

Key differences

CD write speed
- GSAH42N optical disc drive Internal Black:16x
- Super Multi DVD-RW, 16x, Black:48x
CD rewrite speed
- GSAH42N optical disc drive Internal Black:4x
- Super Multi DVD-RW, 16x, Black:32x
CD-R write speed
- GSAH42N optical disc drive Internal Black:16x
- Super Multi DVD-RW, 16x, Black:48x
CD-RW write speed
- GSAH42N optical disc drive Internal Black:4x
- Super Multi DVD-RW, 16x, Black:32x
DVD+R Double Layer write speed
- GSAH42N optical disc drive Internal Black:2.4x
- Super Multi DVD-RW, 16x, Black:8x
DVD+R write speed
- GSAH42N optical disc drive Internal Black:2.4x
- Super Multi DVD-RW, 16x, Black:18x
DVD+RW write speed
- GSAH42N optical disc drive Internal Black:2.4x
- Super Multi DVD-RW, 16x, Black:8x
DVD-R Double Layer write speed
- GSAH42N optical disc drive Internal Black:4x
- Super Multi DVD-RW, 16x, Black:8x

Side by side

Differences highlightedShow differences only

Comparison of GSAH42N, Super Multi DVD-RW, 16x, Black
41 specifications	A LG GSAH42N optical disc drive Internal Black Model GSAH42N View product	B LG Super Multi DVD-RW, 16x, Black View product
Designidentical
Internal	Yes	Yes
Product colour	Black	Black
Disc loading typeKnown for one	Unknown — not stated by the source	Tray
Performanceidentical
Interface	IDE/ATA	IDE/ATA
Drive device, buffer sizeKnown for one	Unknown — not stated by the source	2 MB
Writing speed11 differ
CD write speedDiffers	16x	48x
CD rewrite speedDiffers	4x	32x
CD-R write speedDiffers	16x	48x
CD-RW write speedDiffers	4x	32x
DVD+R Double Layer write speedDiffers	2.4x	8x
DVD+R write speedDiffers	2.4x	18x
DVD+RW write speedDiffers	2.4x	8x
DVD-R Double Layer write speedDiffers	4x	8x
DVD-R write speedDiffers	2x	18x
DVD-RAM write speedDiffers	2x	12x
DVD-RW write speedDiffers	1x	6x
DVD write speedKnown for one	2.4x	Unknown — not stated by the source
DVD rewrite speedKnown for one	2.4x	Unknown — not stated by the source
Reading speed1 differ
CD read speed	48x	48x
DVD+R read speed	16x	16x
DVD-R Double Layer read speed	12x	12x
DVD-R read speed	16x	16x
DVD-RAM read speedKnown for one	Unknown — not stated by the source	12x
DVD-ROM read speedDiffers	48x	16x
DVD-RW read speed	12x	12x
DVD+R Double Layer read speed	12x	12x
DVD+RW read speed	12x	12x
CD-R read speedKnown for one	48x	Unknown — not stated by the source
CD-ROM read speedKnown for one	48x	Unknown — not stated by the source
CD-RW read speedKnown for one	40x	Unknown — not stated by the source
DVD read speedKnown for one	16x	Unknown — not stated by the source
Access timeidentical
DVD drive average random access timeKnown for one	Unknown — not stated by the source	140 ms
CD-ROM drive average random access timeKnown for one	Unknown — not stated by the source	120 ms
Record modesidentical
Disc-at-once (DAO)Known for one	Unknown — not stated by the source	Yes
Packet writingKnown 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
Other features1 differ
Dimensions (WxDxH)	146 x 41.3 x 165 mm	146 x 41.3 x 165 mm
Compatible operating systemsDiffers	Windows 2000 Professional/Windows XP, Professional	Windows 2000 Professional, Windows XP Home Edition, Professional.
Double Layer DVD write speedKnown for one	2.4x	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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