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Product comparison · 2 optical disc drives

LG GSAH30N DVD-RW S-ATA vs LG GSAH42N DVD ReWriter

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  • 25specifications compared
  • 4differ
  • 21identical
  • 17known for one product only

Key differences

  • Product colour
    • Black
    • Beige
  • Interface
    • Serial ATA
    • IDE/ATA
  • DVD-ROM read speed
    • 16x
    • 48x

Side by side

Differences highlightedShow differences only
42 specifications
A

LG

GSAH30N DVD-RW S-ATAView product
B

LG

GSAH42N DVD ReWriterView product
Design1 differ
InternalYesYes
Product colourDiffersBlackBeige
Performance1 differ
InterfaceDiffersSerial ATAIDE/ATA
Drive device, buffer sizeKnown for one2 MB
Plug and PlayYesYes
Writing speedidentical
CD write speed16x16x
CD rewrite speed4x4x
DVD+R Double Layer write speed2.4x2.4x
DVD+R write speed2.4x2.4x
DVD+RW write speed2.4x2.4x
DVD-R Double Layer write speed4x4x
DVD-R write speed2x2x
DVD-RAM write speed2x2x
DVD-RW write speed1x1x
CD-R write speedKnown for one16x
CD-RW write speedKnown for one4x
DVD write speedKnown for one2.4x
DVD rewrite speedKnown for one2.4x
Reading speed1 differ
CD read speed48x48x
CD-ROM read speed48x48x
CD-RW read speed40x40x
DVD+R read speed16x16x
DVD-R Double Layer read speed12x12x
DVD-R read speed16x16x
DVD-RAM read speedKnown for one2x
DVD-ROM read speedDiffers16x48x
DVD-RW read speed12x12x
DVD+R Double Layer read speed12x12x
DVD+RW read speed12x12x
CD-R read speedKnown for one48x
DVD read speedKnown for one16x
Access timeidentical
DVD drive average random access timeKnown for one140 ms
BD-ROM average random access timeKnown for one120 ms
Record modesidentical
Disc-at-once (DAO)Known for oneYes
Multi sessionKnown for oneYes
Packet writingKnown for oneYes
Session-at-once (SAO)Known for oneYes
Track-at-once (TAO)Known for oneYes
Other features1 differ
Dimensions (WxDxH)146 x 41.3 x 165 mm146 x 41.3 x 165 mm
Compatible operating systemsDiffersWindows 2000 Professional, Windows XP Home Edition, ProfessionalWindows 2000 Professional/Windows XP, Professional
Maximum data transfer rateKnown for one22.16 Mbit/s
Double Layer DVD write speedKnown for one2.4x

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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