Product comparison · 2 optical disc drives

LG GH20NS15 - Internal Super-Multi SecurDisc DVD Rewriter vs LG GH22LS30 optical disc drive Internal

31specifications compared
9differ
22identical
16known for one product only

Key differences

DVD+R Double Layer write speed
- GH20NS15 - Internal Super-Multi SecurDisc DVD Rewriter:10x
- GH22LS30 optical disc drive Internal:16x
DVD+R write speed
- GH20NS15 - Internal Super-Multi SecurDisc DVD Rewriter:20x
- GH22LS30 optical disc drive Internal:22x
DVD-R Double Layer write speed
- GH20NS15 - Internal Super-Multi SecurDisc DVD Rewriter:10x
- GH22LS30 optical disc drive Internal:12x
DVD-R write speed
- GH20NS15 - Internal Super-Multi SecurDisc DVD Rewriter:20x
- GH22LS30 optical disc drive Internal:22x
DVD-RAM read speed
- GH20NS15 - Internal Super-Multi SecurDisc DVD Rewriter:5x
- GH22LS30 optical disc drive Internal:12x
DVD-RW read speed
- GH20NS15 - Internal Super-Multi SecurDisc DVD Rewriter:13x
- GH22LS30 optical disc drive Internal:12x
DVD+RW read speed
- GH20NS15 - Internal Super-Multi SecurDisc DVD Rewriter:13x
- GH22LS30 optical disc drive Internal:12x
DVD drive average random access time
- GH20NS15 - Internal Super-Multi SecurDisc DVD Rewriter:175 ms
- GH22LS30 optical disc drive Internal:140 ms

Side by side

Differences highlightedShow differences only

Comparison of GH20NS15 - Internal Super-Multi SecurDisc DVD Rewriter, GH22LS30
47 specifications	A LG GH20NS15 - Internal Super-Multi SecurDisc DVD Rewriter View product	B LG GH22LS30 optical disc drive Internal Model GH22LS30 View product
Writing speed4 differ
DVD+R Double Layer write speedDiffers	10x	16x
DVD+R write speedDiffers	20x	22x
DVD-R Double Layer write speedDiffers	10x	12x
DVD-R write speedDiffers	20x	22x
Reading speed3 differ
DVD-RAM read speedDiffers	5x	12x
DVD-RW read speedDiffers	13x	12x
DVD+RW read speedDiffers	13x	12x
Access time1 differ
DVD drive average random access timeDiffers	175 ms	140 ms
Record modesidentical
Disc-at-once (DAO)Known for one	Yes	Unknown — not stated by the source
Layer Jump RecordingKnown for one	Yes	Unknown — not stated by the source
Packet writingKnown 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
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	15 - 85%	Unknown — not stated by the source
Operating temperature (T-T)Known for one	5 - 45 °C	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-30 - 60 °C	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	780 g	800 g
Other featuresidentical
Power requirementsKnown for one	+12V / +5V DC	Unknown — not stated by the source
Minimum RAMKnown for one	512 MB	Unknown — not stated by the source
Minimum processorKnown for one	Pentium 4 1.4 GHz	Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows ME, 2000 Professional, XP Home, Professional, Vista	Unknown — not stated by the source
Read speedKnown for one	Unknown — not stated by the source	22.16 MB/s

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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