Product comparison · 2 optical disc drives

LG GH22NP20 Super Multi vs LG GH22NS40 optical disc drive Internal

30specifications compared
8differ
22identical
16known for one product only

Key differences

Interface
- GH22NP20 Super Multi:IDE/ATA
- GH22NS40 optical disc drive Internal:Serial ATA
DVD-R Double Layer write speed
- GH22NP20 Super Multi:12x
- GH22NS40 optical disc drive Internal:16x
DVD-RW read speed
- GH22NP20 Super Multi:13x
- GH22NS40 optical disc drive Internal:12x
DVD drive average random access time
- GH22NP20 Super Multi:175 ms
- GH22NS40 optical disc drive Internal:145 ms
Weight
- GH22NP20 Super Multi:780 g
- GH22NS40 optical disc drive Internal:750 g
Power requirements
- GH22NP20 Super Multi:+12V / +5V DC
- GH22NS40 optical disc drive Internal:+12V/+5V DC
Dimensions (WxDxH)
- GH22NP20 Super Multi:146 x 165 x 41.3 mm
- GH22NS40 optical disc drive Internal:146 x 170 x 41.3 mm

Side by side

Differences highlightedShow differences only

Comparison of GH22NP20 Super Multi, GH22NS40
46 specifications	A LG GH22NP20 Super Multi View product	B LG GH22NS40 optical disc drive Internal Model GH22NS40 View product
Designidentical
Internal	Yes	Yes
Product colourKnown for one	Black	Unknown — not stated by the source
Disc loading type	Tray	Tray
Performance1 differ
InterfaceDiffers	IDE/ATA	Serial ATA
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Drive device, buffer sizeKnown for one	Unknown — not stated by the source	2 MB
Writing speed1 differ
CD write speed	48x	48x
CD rewrite speed	32x	32x
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 speed	16x	16x
DVD+R write speed	22x	22x
DVD+RW write speed	8x	8x
DVD-R Double Layer write speedDiffers	12x	16x
DVD-R write speed	22x	22x
DVD-RAM write speed	12x	12x
DVD-RW write speed	6x	6x
Reading speed1 differ
CD read speed	48x	48x
CD-R read speedKnown for one	48x	Unknown — not stated by the source
CD-ROM read speedKnown for one	48x	Unknown — not stated by the source
CD-RW read speed	40x	40x
DVD+R read speed	16x	16x
DVD-R Double Layer read speed	12x	12x
DVD-R read speed	16x	16x
DVD-RAM read speed	12x	12x
DVD-ROM read speed	16x	16x
DVD-RW read speedDiffers	13x	12x
DVD+R Double Layer read speed	12x	12x
DVD+RW read speedKnown for one	13x	Unknown — not stated by the source
Access time1 differ
DVD drive average random access timeDiffers	175 ms	145 ms
CD-ROM drive average random access time	120 ms	120 ms
Record modesidentical
Disc-at-once (DAO)	Yes	Yes
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)	Yes	Yes
Track-at-once (TAO)	Yes	Yes
Multi sessionKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions1 differ
WeightDiffers	780 g	750 g
Other features3 differ
Power requirementsDiffers	+12V / +5V DC	+12V/+5V DC
Dimensions (WxDxH)Differs	146 x 165 x 41.3 mm	146 x 170 x 41.3 mm
Minimum RAMKnown for one	512 MB	Unknown — not stated by the source
Minimum processorKnown for one	Pentium 4 1.4GHz	Unknown — not stated by the source
Compatible operating systemsDiffers	Windows ME, 2000 Professional, XP Home, Professional, Vista	Windows 2000, Windows ME, Windows Vista, Windows XP
Packaging contentidentical
Bundled softwareKnown for one	Unknown — not stated by the source	Nero Express In CD PowerDVD PowerProducer Gold

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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