Product comparison · 2 optical disc drives

LG GH22NS30 optical disc drive Internal vs LG GH22NS40RBBB optical disc drive Black

21specifications compared
4differ
17identical
18known for one product only

Key differences

Internal
- GH22NS30 optical disc drive Internal:Yes
- GH22NS40RBBB optical disc drive Black:No
DVD drive average random access time
- GH22NS30 optical disc drive Internal:140 ms
- GH22NS40RBBB optical disc drive Black:145 ms
CD-ROM drive average random access time
- GH22NS30 optical disc drive Internal:120 ms
- GH22NS40RBBB optical disc drive Black:125 ms
Dimensions (WxDxH)
- GH22NS30 optical disc drive Internal:146 x 41.3 x 165 mm
- GH22NS40RBBB optical disc drive Black:146 x 170 x 41.3 mm

Side by side

Differences highlightedShow differences only

Comparison of GH22NS30, GH22NS40RBBB
39 specifications	A LG GH22NS30 optical disc drive Internal Model GH22NS30 View product	B LG GH22NS40RBBB optical disc drive Black Model GH22NS40RBBB View product
Design1 differ
InternalDiffers	Yes	No
Product colourKnown for one	Unknown — not stated by the source	Black
Disc loading typeKnown for one	Tray	Unknown — not stated by the source
Writing speedidentical
CD-R write speedKnown for one	48x	Unknown — not stated by the source
CD-RW write speedKnown for one	32x	Unknown — not stated by the source
Reading speedidentical
DVD+R read speedKnown for one	Unknown — not stated by the source	16x
DVD-R Double Layer read speedKnown for one	Unknown — not stated by the source	12x
DVD+R Double Layer read speedKnown for one	Unknown — not stated by the source	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
Access time2 differ
DVD drive average random access timeDiffers	140 ms	145 ms
CD-ROM drive average random access timeDiffers	120 ms	125 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
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
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	750 g
Other features1 differ
Power requirementsKnown for one	Unknown — not stated by the source	+12V/+5V DC
Dimensions (WxDxH)Differs	146 x 41.3 x 165 mm	146 x 170 x 41.3 mm
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 2000, Windows ME, Windows Vista, Windows XP
Drive device, transfer rateKnown for one	Unknown — not stated by the source	6 MB/s
Maximum data transfer rateKnown for one	22.16 Mbit/s	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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