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Product comparison · 2 optical disc drives

LG GGCH20L Super Multi Blue Blu-ray Disc and HD DVD-Rom Drive vs LG Super Multi Blue Blu-ray Disc Rewriter

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  • 13specifications compared
  • 6differ
  • 7identical
  • 28known for one product only

Key differences

  • CD write speed
    • 40x
    • 24x
  • CD rewrite speed
    • 24x
    • 16x
  • DVD+R write speed
    • 16x
    • 8x
  • DVD-R write speed
    • 16x
    • 8x
  • CD read speed
    • 40x
    • 24x
  • BD-ROM read speed
    • 6x
    • 4x

Side by side

Differences highlightedShow differences only
41 specifications
A

LG

GGCH20L Super Multi Blue Blu-ray Disc and HD DVD-Rom DriveView product
B

LG

Super Multi Blue Blu-ray Disc RewriterView product
Designidentical
Disc loading typeKnown for oneTray
Product colourKnown for oneBlack
MountingKnown for oneHorizontal
Performanceidentical
Drive device, buffer sizeKnown for one4 MB
Writing speed4 differ
CD write speedDiffers40x24x
CD rewrite speedDiffers24x16x
CD-R write speedKnown for one40x
CD-RW write speedKnown for one24x
DVD+R write speedDiffers16x8x
DVD-R write speedDiffers16x8x
BD-R write speedKnown for one4x
BD-RE write speedKnown for one2x
Reading speed2 differ
CD read speedDiffers40x24x
BD-ROM read speedDiffers6x4x
DVD+R read speedKnown for one16x
DVD-R read speedKnown for one16x
DVD-R Double Layer read speedKnown for one2x
DVD-RAM read speedKnown for one5x
DVD-ROM read speedKnown for one8x
Access timeidentical
DVD drive average random access timeKnown for one160 ms
BD-ROM average random access timeKnown for one180 ms
CD-ROM drive average random access timeKnown for one150 ms
Record modesidentical
Disc-at-once (DAO)Known for oneYes
Layer Jump RecordingKnown for oneYes
Packet writingKnown for oneYes
Random writeKnown for oneYes
Session-at-once (SAO)Known for oneYes
Track-at-once (TAO)Known for oneYes
Weight & dimensionsidentical
WeightKnown for one870 g
Other featuresidentical
Media types supportedKnown for oneBD-ROM SL, BD-ROM DL, BD-RE SL, BD-RE DL, BD-R SL, BD-R DL, HD DVD-ROM SL, HD DVD-ROM DL
Dimensions (WxDxH)Known for one146 x 41.3 x 185 mm
Minimum RAMKnown for one1024 MB
Minimum processorKnown for one3.2 GHz
DC-in jackKnown for oneYes

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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