LG GH22LP20, White vs LG GH22NP20, Black

Comparison of GH22LP20, White, GH22NP20, Black

36 specifications	A LG GH22LP20, WhiteView product	B LG GH22NP20, BlackView product
Design1 differ
Internal	Yes	Yes
Product colourDiffers	White	Black
Disc loading type	Tray	Tray
MountingKnown for one	—Unknown — not stated by the source	Vertical/Horizontal
Performanceidentical
Interface	EIDE/ATA	EIDE/ATA
LightScribeKnown for one	Yes	—Unknown — not stated by the source
Drive device, buffer size	2 MB	2 MB
Mean time between failures (MTBF)Known for one	—Unknown — not stated by the source	100000 h
Writing speed1 differ
CD write speed	48x	48x
CD rewrite speedDiffers	40x	32x
CD-R write speed	48x	48x
CD-RW write speed	32x	32x
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 speed	12x	12x
DVD-R write speed	22x	22x
DVD-RAM write speed	12x	12x
DVD-RW write speed	6x	6x
Reading speedidentical
CD read speed	48x	48x
CD-R read speed	48x	48x
CD-ROM read speed	48x	48x
CD-RW read speedKnown for one	40x	—Unknown — not stated by the source
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 speed	12x	12x
DVD+R Double Layer read speed	12x	12x
DVD+RW read speed	12x	12x
Access timeidentical
DVD drive average random access time	140 ms	140 ms
CD-ROM drive average random access time	120 ms	120 ms
Weight & dimensionsidentical
Weight	800 g	800 g
Other featuresidentical
Dimensions (WxDxH)	146 x 165 x 41.3 mm	146 x 165 x 41.3 mm
Compatible operating systemsKnown for one	Windows Vista, Windows XP, Windows 2000 Professional, Windows ME	—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.