Product comparison · 2 optical disc drives

ASUS DRW-20B1S optical disc drive Internal Black vs LG GH20NS10, Black

22specifications compared
3differ
19identical
17known for one product only

Key differences

CD-R read speed
- DRW-20B1S optical disc drive Internal Black:40x
- GH20NS10, Black:48x
Weight
- DRW-20B1S optical disc drive Internal Black:610 g
- GH20NS10, Black:800 g

Side by side

Differences highlightedShow differences only

Comparison of DRW-20B1S, GH20NS10, Black
39 specifications	A ASUS DRW-20B1S optical disc drive Internal Black Model DRW-20B1S View product	B LG GH20NS10, Black View product
Performanceidentical
InterfaceKnown for one	Unknown — not stated by the source	Serial ATA
Writing speedidentical
CD-R write speedKnown for one	Unknown — not stated by the source	48x
CD-RW write speedKnown for one	Unknown — not stated by the source	32x
Reading speed1 differ
CD-R read speedDiffers	40x	48x
DVD+R read speedKnown for one	Unknown — not stated by the source	16x
DVD-R read speedKnown for one	Unknown — not stated by the source	16x
DVD-RW read speedKnown for one	Unknown — not stated by the source	13x
DVD+RW read speedKnown for one	Unknown — not stated by the source	13x
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	145 ms
CD-ROM drive average random access timeKnown for one	Unknown — not stated by the source	125 ms
Weight & dimensions1 differ
WeightDiffers	610 g	800 g
Other features1 differ
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	146 x 165 x 41.3 mm
Compatible operating systemsDiffers	Windows XP/ NT/2000/VISTA	Windows Vista, Windows XP, Windows 2000 Professional, Windows ME
Drive device, transfer rateKnown for one	Unknown — not stated by the source	22.16 MB/s
Record modesidentical
Disc-at-once (DAO)Known for one	Yes	Unknown — not stated by the source
Random writeKnown for one	Yes	Unknown — not stated by the source
Sequential writingKnown 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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