Product comparison · 2 optical disc drives

LG GT20N optical disc drive Internal Black vs LG GT20N.AUAU optical disc drive Internal

15specifications compared
4differ
11identical
18known for one product only

Key differences

DVD-R Double Layer write speed
- GT20N optical disc drive Internal Black:8x
- GT20N.AUAU optical disc drive Internal:6x
DVD-RW write speed
- GT20N optical disc drive Internal Black:6x
- GT20N.AUAU optical disc drive Internal:8x
Weight
- GT20N optical disc drive Internal Black:170 g
- GT20N.AUAU optical disc drive Internal:165 g
Dimensions (WxDxH)
- GT20N optical disc drive Internal Black:128 x 127 x 12.7 mm
- GT20N.AUAU optical disc drive Internal:127 x 128 x 12.7 mm

Side by side

Differences highlightedShow differences only

Comparison of GT20N, GT20N.AUAU
33 specifications	A LG GT20N optical disc drive Internal Black Model GT20N View product	B LG GT20N.AUAU optical disc drive Internal Model GT20N.AUAU View product
Designidentical
Internal	Yes	Yes
Disc loading typeKnown for one	Unknown — not stated by the source	Tray
Product colourKnown for one	Black	Unknown — not stated by the source
Performanceidentical
Interface	Serial ATA	Serial ATA
Drive device, buffer sizeKnown for one	1 MB	Unknown — not stated by the source
Writing speed2 differ
CD write speed	24x	24x
CD rewrite speed	24x	24x
DVD+R Double Layer write speed	6x	6x
DVD+R write speed	8x	8x
DVD+RW write speed	8x	8x
DVD-R Double Layer write speedDiffers	8x	6x
DVD-R write speedKnown for one	Unknown — not stated by the source	8x
DVD-RAM write speed	5x	5x
DVD-RW write speedDiffers	6x	8x
Reading speedidentical
CD read speed	24x	24x
CD-RW read speedKnown for one	Unknown — not stated by the source	24x
DVD+R read speedKnown for one	Unknown — not stated by the source	8x
DVD-R Double Layer read speedKnown for one	Unknown — not stated by the source	8x
DVD-R read speedKnown for one	Unknown — not stated by the source	8x
DVD-RAM read speedKnown for one	Unknown — not stated by the source	8x
DVD-RW read speedKnown for one	Unknown — not stated by the source	8x
DVD+R Double Layer read speedKnown for one	Unknown — not stated by the source	8x
DVD+RW read speedKnown for one	Unknown — not stated by the source	8x
Access timeidentical
DVD drive average random access time	160 ms	160 ms
CD-ROM drive average random access time	140 ms	140 ms
Weight & dimensions1 differ
WeightDiffers	170 g	165 g
HeightKnown for one	12.7 mm	Unknown — not stated by the source
Other features1 differ
Dimensions (WxDxH)Differs	128 x 127 x 12.7 mm	127 x 128 x 12.7 mm
Drive device, transfer rateKnown for one	3.6 MB/s	Unknown — not stated by the source
Record modesidentical
Disc-at-once (DAO)Known for one	Yes	Unknown — not stated by the source
Multi sessionKnown for one	Yes	Unknown — not stated by the source
Session-at-once (SAO)Known for one	Yes	Unknown — not stated by the source
Track-at-once (TAO)Known for one	Yes	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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