Product comparison · 2 optical disc drives

ASUS DRW-20B1S optical disc drive Internal Black vs LG GH22NP20 Super Multi

26specifications compared
6differ
20identical
19known for one product only

Key differences

DVD+R Double Layer write speed
- DRW-20B1S optical disc drive Internal Black:12x
- GH22NP20 Super Multi:16x
DVD+R write speed
- DRW-20B1S optical disc drive Internal Black:20x
- GH22NP20 Super Multi:22x
DVD-R write speed
- DRW-20B1S optical disc drive Internal Black:20x
- GH22NP20 Super Multi:22x
CD-R read speed
- DRW-20B1S optical disc drive Internal Black:40x
- GH22NP20 Super Multi:48x
Weight
- DRW-20B1S optical disc drive Internal Black:610 g
- GH22NP20 Super Multi:780 g

Side by side

Differences highlightedShow differences only

Comparison of DRW-20B1S, GH22NP20 Super Multi
45 specifications	A ASUS DRW-20B1S optical disc drive Internal Black Model DRW-20B1S View product	B LG GH22NP20 Super Multi View product
Designidentical
Disc loading typeKnown for one	Unknown — not stated by the source	Tray
Performanceidentical
InterfaceKnown for one	Unknown — not stated by the source	IDE/ATA
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Drive device, buffer sizeKnown for one	2 MB	Unknown — not stated by the source
Writing speed3 differ
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
DVD+R Double Layer write speedDiffers	12x	16x
DVD+R write speedDiffers	20x	22x
DVD-R write speedDiffers	20x	22x
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	175 ms
CD-ROM drive average random access timeKnown for one	Unknown — not stated by the source	120 ms
Record modesidentical
Layer Jump RecordingKnown for one	Unknown — not stated by the source	Yes
Packet writingKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions1 differ
WeightDiffers	610 g	780 g
Other features1 differ
Power requirementsKnown for one	Unknown — not stated by the source	+12V / +5V DC
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	146 x 165 x 41.3 mm
Minimum RAMKnown for one	Unknown — not stated by the source	512 MB
Minimum processorKnown for one	Unknown — not stated by the source	Pentium 4 1.4GHz
Compatible operating systemsDiffers	Windows XP/ NT/2000/VISTA	Windows ME, 2000 Professional, XP Home, Professional, 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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