Product comparison · 2 optical disc drives

ASUS DRW-22B2S, Black vs LG CH08LS optical disc drive Internal Black

35specifications compared
21differ
14identical
14known for one product only

Key differences

Interface
- DRW-22B2S, Black:EIDE/ATA
- CH08LS optical disc drive Internal Black:Serial ATA
Drive device, buffer size
- DRW-22B2S, Black:2 MB
- CH08LS optical disc drive Internal Black:4 MB
CD write speed
- DRW-22B2S, Black:48x
- CH08LS optical disc drive Internal Black:40x
CD rewrite speed
- DRW-22B2S, Black:32x
- CH08LS optical disc drive Internal Black:24x
DVD+R Double Layer write speed
- DRW-22B2S, Black:12x
- CH08LS optical disc drive Internal Black:4x
DVD+R write speed
- DRW-22B2S, Black:22x
- CH08LS optical disc drive Internal Black:16x
DVD-R Double Layer write speed
- DRW-22B2S, Black:12x
- CH08LS optical disc drive Internal Black:4x
DVD-R write speed
- DRW-22B2S, Black:22x
- CH08LS optical disc drive Internal Black:16x

Side by side

Differences highlightedShow differences only

Comparison of DRW-22B2S, Black, CH08LS
49 specifications	A ASUS DRW-22B2S, Black View product	B LG CH08LS optical disc drive Internal Black Model CH08LS View product
Designidentical
Internal	Yes	Yes
Product colour	Black	Black
MountingKnown for one	Vertical/Horizontal	Unknown — not stated by the source
Performance2 differ
InterfaceDiffers	EIDE/ATA	Serial ATA
Drive device, buffer sizeDiffers	2 MB	4 MB
Optical disc diameterKnown for one	120 mm	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	60000 h	Unknown — not stated by the source
LightScribeKnown for one	Unknown — not stated by the source	Yes
Writing speed7 differ
CD write speedDiffers	48x	40x
CD rewrite speedDiffers	32x	24x
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
DVD+R Double Layer write speedDiffers	12x	4x
DVD+R write speedDiffers	22x	16x
DVD+RW write speed	8x	8x
DVD-R Double Layer write speedDiffers	12x	4x
DVD-R write speedDiffers	22x	16x
DVD-RAM write speedDiffers	12x	5x
DVD-RW write speed	6x	6x
Reading speed8 differ
CD read speedDiffers	48x	40x
CD-R read speed	40x	40x
CD-ROM read speedDiffers	48x	40x
CD-RW read speed	40x	40x
DVD+R read speedDiffers	16x	12x
DVD-R Double Layer read speedDiffers	12x	8x
DVD-R read speedDiffers	16x	12x
DVD-ROM read speed	16x	16x
DVD-RW read speedDiffers	12x	10x
DVD+R Double Layer read speedDiffers	12x	8x
DVD+RW read speedDiffers	12x	10x
BD-ROM read speedKnown for one	Unknown — not stated by the source	8x
DVD-RAM read speedKnown for one	Unknown — not stated by the source	5x
Access time1 differ
DVD drive average random access time	160 ms	160 ms
CD-ROM drive average random access timeDiffers	140 ms	150 ms
BD-ROM average random access timeKnown for one	Unknown — not stated by the source	180 ms
Record modesidentical
Disc-at-once (DAO)	Yes	Yes
Multi sessionKnown for one	Yes	Unknown — not stated by the source
Packet writing	Yes	Yes
Random write	Yes	Yes
Sequential writing	Yes	Yes
Session-at-once (SAO)	Yes	Yes
Track-at-once (TAO)	Yes	Yes
Layer Jump RecordingKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 50 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 65 °C	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	650 g	870 g
Other features2 differ
Power requirementsKnown for one	DC+5V ±5%,DC+12V ±10 %	Unknown — not stated by the source
Dimensions (WxDxH)Differs	146 x 170 x 41.3 mm	146 x 185 x 41.3 mm
Compatible operating systemsDiffers	Windows 2000, Windows NT, XP, Vista	Windows XP, Vista

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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