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Product comparison · 2 optical disc drives

LG GE20NU optical disc drive Black vs LG GH20NS15 - Internal Super-Multi SecurDisc™ DVD Rewriter

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  • 35specifications compared
  • 10differ
  • 25identical
  • 12known for one product only

Key differences

  • Internal
    • No
    • Yes
  • DVD+R Double Layer write speed
    • 12x
    • 10x
  • DVD-R Double Layer write speed
    • 12x
    • 10x
  • DVD-RAM read speed
    • 12x
    • 5x
  • DVD-ROM read speed
    • 12x
    • 16x
  • DVD drive average random access time
    • 145 ms
    • 175 ms
  • CD-ROM drive average random access time
    • 125 ms
    • 120 ms
  • Weight
    • 1.5 kg
    • 780 g

Side by side

Differences highlightedShow differences only
47 specifications
A

LG

GE20NU optical disc drive Black

Model GE20NU

View product
B

LG

GH20NS15 - Internal Super-Multi SecurDisc™ DVD RewriterView product
Design1 differ
InternalDiffersNoYes
Disc loading typeKnown for oneTray
Product colourKnown for oneBlack
Performanceidentical
InterfaceKnown for oneSerial ATA
Drive device, buffer size2 MB2 MB
Writing speed2 differ
CD write speed48x48x
CD rewrite speed32x32x
CD-R write speed48x48x
CD-RW write speed32x32x
DVD+R Double Layer write speedDiffers12x10x
DVD+R write speed20x20x
DVD+RW write speed8x8x
DVD-R Double Layer write speedDiffers12x10x
DVD-R write speed20x20x
DVD-RAM write speed12x12x
DVD-RW write speed6x6x
Reading speed2 differ
CD read speed48x48x
CD-R 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 speedDiffers12x5x
DVD-ROM read speedDiffers12x16x
DVD-RW read speed13x13x
DVD+R Double Layer read speed12x12x
DVD+RW read speed13x13x
Access time2 differ
DVD drive average random access timeDiffers145 ms175 ms
CD-ROM drive average random access timeDiffers125 ms120 ms
Record modesidentical
Disc-at-once (DAO)Known for oneYes
Layer Jump RecordingKnown for oneYes
Packet writingKnown for oneYes
Random writeKnown for oneYes
Sequential writingKnown for oneYes
Session-at-once (SAO)Known for oneYes
Track-at-once (TAO)Known for oneYes
Operational conditionsidentical
Operating relative humidity (H-H)15 - 85%15 - 85%
Operating temperature (T-T)5 - 45 °C5 - 45 °C
Storage relative humidity (H-H)10 - 90%10 - 90%
Storage temperature (T-T)-30 - 60 °C-30 - 60 °C
Weight & dimensions1 differ
WeightDiffers1.5 kg780 g
Other features2 differ
Power requirements+12V / +5V DC+12V / +5V DC
Dimensions (WxDxH)Differs160 x 50 x 230 mm146 x 41.3 x 165 mm
Minimum RAMKnown for one512 MB
Minimum processorKnown for onePentium 4 1.4 GHz
Compatible operating systemsDiffersWindows 2000, XP, Home, Vista MAC OSWindows ME, 2000 Professional, XP Home, Professional, Vista

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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