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Product comparison · 2 optical disc drives

LG GSA-H55L optical disc drive Internal vs LG GSAH55N, Super Multi DVD Rewriter 20x

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  • 28specifications compared
  • 12differ
  • 16identical
  • 7known for one product only

Key differences

  • CD write speed
    • 48x
    • 16x
  • CD rewrite speed
    • 40x
    • 4x
  • DVD+R Double Layer write speed
    • 10x
    • 2.4x
  • DVD+R write speed
    • 20x
    • 2.4x
  • DVD+RW write speed
    • 8x
    • 2.4x
  • DVD-R Double Layer write speed
    • 10x
    • 4x
  • DVD-R write speed
    • 20x
    • 2x
  • DVD-RAM write speed
    • 12x
    • 2x

Side by side

Differences highlightedShow differences only
35 specifications
A

LG

GSA-H55L optical disc drive Internal

Model GSA-H55L

View product
B

LG

GSAH55N, Super Multi DVD Rewriter 20xView product
Designidentical
InternalYesYes
Disc loading typeTrayTray
Performanceidentical
InterfaceIDE/ATAIDE/ATA
Drive device, buffer sizeKnown for one2 MB
DVD-ROM transfer rate (sustained mode)Known for one22.16 MB/s
Plug and PlayYesYes
Writing speed9 differ
CD write speedDiffers48x16x
CD rewrite speedDiffers40x4x
DVD+R Double Layer write speedDiffers10x2.4x
DVD+R write speedDiffers20x2.4x
DVD+RW write speedDiffers8x2.4x
DVD-R Double Layer write speedDiffers10x4x
DVD-R write speedDiffers20x2x
DVD-RAM write speedDiffers12x2x
DVD-RW write speedDiffers6x1x
Reading speed1 differ
CD read speed48x48x
CD-R read speed48x48x
CD-ROM read speedKnown for one48x
CD-RW read speed40x40x
DVD-R read speedKnown for one16x
DVD-RAM read speedDiffers16x5x
DVD-ROM read speed16x16x
DVD-RW read speedKnown for one12x
Access timeidentical
DVD drive average random access time140 ms140 ms
CD-ROM drive average random access time120 ms120 ms
Record modesidentical
Disc-at-once (DAO)YesYes
Packet writingYesYes
Random writeYesYes
Sequential writingYesYes
Session-at-once (SAO)YesYes
Track-at-once (TAO)YesYes
Weight & dimensions1 differ
HeightKnown for one17 mm
WeightDiffers780 g800 g
Other features1 differ
Dimensions (WxDxH)Differs146 x 41.3 x 165 mm148 x 42 x 17 mm
Sustained data rateKnown for one7.2 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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