Product comparison · 2 optical disc drives

LG GSAT20N DVD Rewriter vs LG Internal SATA DVD-Rom

5specifications compared
4differ
1identical
33known for one product only

Key differences

CD read speed
- GSAT20N DVD Rewriter:24x
- Internal SATA DVD-Rom:52x
Weight
- GSAT20N DVD Rewriter:170 g
- Internal SATA DVD-Rom:700 g
Dimensions (WxDxH)
- GSAT20N DVD Rewriter:128 x 127 x 12.7 mm
- Internal SATA DVD-Rom:146 x 165 x 41.3 mm

Side by side

Differences highlightedShow differences only

Comparison of GSAT20N DVD Rewriter, Internal SATA DVD-Rom
38 specifications	A LG GSAT20N DVD Rewriter View product	B LG Internal SATA DVD-Rom View product
Designidentical
Internal	Yes	Yes
Product colourKnown for one	Unknown — not stated by the source	Black
MountingKnown for one	Unknown — not stated by the source	Vertical/Horizontal
CertificationKnown for one	Unknown — not stated by the source	UL, CSA, TÜV, SEMKO, CE, FCC
Performanceidentical
Drive device, buffer sizeKnown for one	2 MB	Unknown — not stated by the source
InterfaceKnown for one	Unknown — not stated by the source	Serial ATA
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	125000 h
Compatible productsKnown for one	Unknown — not stated by the source	DVD-RAM, DVD-R/RW, DVD+R/RW, DVD-ROM, DVD+R DL, DVD-R DL, CD-R/-RW,CD-ROM Mode 1, 2, CD-DA, CD-ROM XA, Mixed CD, CD-Extra, CD-Text, CD-I, Photo-CD, CD Audio disc.
Writing speedidentical
CD write speedKnown for one	24x	Unknown — not stated by the source
CD rewrite speedKnown for one	24x	Unknown — not stated by the source
CD-R write speedKnown for one	24x	Unknown — not stated by the source
CD-RW write speedKnown for one	24x	Unknown — not stated by the source
DVD+R Double Layer write speedKnown for one	6x	Unknown — not stated by the source
DVD+R write speedKnown for one	8x	Unknown — not stated by the source
DVD+RW write speedKnown for one	8x	Unknown — not stated by the source
DVD-R Double Layer write speedKnown for one	6x	Unknown — not stated by the source
DVD-R write speedKnown for one	8x	Unknown — not stated by the source
DVD-RAM write speedKnown for one	5x	Unknown — not stated by the source
DVD-RW write speedKnown for one	8x	Unknown — not stated by the source
Reading speed1 differ
CD read speedDiffers	24x	52x
CD-R read speedKnown for one	24x	Unknown — not stated by the source
CD-ROM read speedKnown for one	24x	Unknown — not stated by the source
CD-RW read speedKnown for one	24x	Unknown — not stated by the source
DVD+R read speedKnown for one	8x	Unknown — not stated by the source
DVD-R Double Layer read speedKnown for one	6x	Unknown — not stated by the source
DVD-R read speedKnown for one	8x	Unknown — not stated by the source
DVD-RAM read speedKnown for one	5x	Unknown — not stated by the source
DVD-RW read speedKnown for one	8x	Unknown — not stated by the source
DVD+R Double Layer read speedKnown for one	6x	Unknown — not stated by the source
DVD+RW read speedKnown for one	8x	Unknown — not stated by the source
DVD read speedKnown for one	Unknown — not stated by the source	16x
Weight & dimensions1 differ
WeightDiffers	170 g	700 g
HeightKnown for one	Unknown — not stated by the source	41.3 mm
Other features2 differ
Dimensions (WxDxH)Differs	128 x 127 x 12.7 mm	146 x 165 x 41.3 mm
Compatible operating systemsDiffers	Windows 2000 Professional, Windows Vista XP Home Edition / Professional / Media Center Edition	Windows 95, 98, 2K, ME, NT 4.0 +, XP, Vista, 2003, Linux Slackware 3.10, Solaris 2.4 +
Maximum data transfer rateKnown for one	11.08 Mbit/s	Unknown — not stated by the source
Access timeidentical
DVD drive average random access timeKnown for one	Unknown — not stated by the source	100 ms
CD-ROM drive average random access timeKnown for one	Unknown — not stated by the source	90 ms

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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