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Product comparison · 2 optical disc drives

ASUS DRW-20B1LT optical disc drive Internal Black vs LG GH20NS15 - Internal Super-Multi SecurDisc DVD Rewriter

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  • 33specifications compared
  • 11differ
  • 22identical
  • 22known for one product only

Key differences

  • DVD+R Double Layer write speed
    • 12x
    • 10x
  • DVD-R Double Layer write speed
    • 12x
    • 10x
  • CD read speed
    • 40x
    • 48x
  • DVD drive average random access time
    • 140 ms
    • 175 ms
  • CD-ROM drive average random access time
    • 150 ms
    • 120 ms
  • Operating relative humidity (H-H)
    • 20 - 85%
    • 15 - 85%
  • Storage temperature (T-T)
    • -20 - 60 °C
    • -30 - 60 °C
  • Weight
    • 610 g
    • 780 g

Side by side

Differences highlightedShow differences only
55 specifications
A

ASUS

DRW-20B1LT optical disc drive Internal Black

Model DRW-20B1LT

View product
B

LG

GH20NS15 - Internal Super-Multi SecurDisc DVD RewriterView product
Designidentical
InternalYesYes
Disc loading typeKnown for oneTray
Product colourKnown for oneBlack
MountingKnown for oneVertical/Horizontal
Performanceidentical
InterfaceSerial ATASerial ATA
Drive device, buffer size2 MB2 MB
LightScribeKnown for oneYes
Optical disc diameterKnown for one120 mm
Mean time between failures (MTBF)Known for one60000 h
Writing speed2 differ
CD write speed48x48x
CD rewrite speed32x32x
CD-R write speedKnown for one48x
CD-RW write speedKnown for one32x
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 speed1 differ
CD read speedDiffers40x48x
CD-R read speedKnown for one48x
CD-ROM read speedKnown for one48x
CD-RW read speed40x40x
DVD+R read speedKnown for one16x
DVD-R Double Layer read speed12x12x
DVD-R read speedKnown for one16x
DVD-RAM read speedKnown for one5x
DVD-ROM read speed16x16x
DVD-RW read speedKnown for one13x
DVD+R Double Layer read speed12x12x
DVD+RW read speedKnown for one13x
Access time2 differ
DVD drive average random access timeDiffers140 ms175 ms
CD-ROM drive average random access timeDiffers150 ms120 ms
Record modesidentical
Disc-at-once (DAO)YesYes
Layer Jump RecordingKnown for oneYes
Packet writingYesYes
Random writeYesYes
Sequential writingYesYes
Session-at-once (SAO)YesYes
Track-at-once (TAO)YesYes
Multi sessionKnown for oneYes
Variable packetKnown for oneYes
Operational conditions2 differ
Operating relative humidity (H-H)Differs20 - 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)Differs-20 - 60 °C-30 - 60 °C
Weight & dimensions1 differ
WeightDiffers610 g780 g
HeightKnown for one41.3 mm
Other features3 differ
Power requirementsDiffersDC+5V ±5%,DC+12V ±10 %+12V / +5V DC
Dimensions (WxDxH)Differs146 x 170 x 41.3 mm146 x 41.3 x 165 mm
Minimum RAMKnown for one512 MB
Minimum processorKnown for onePentium 4 1.4 GHz
Compatible operating systemsDiffersWindows 2000, Windows 98, Windows NT, XP, VistaWindows ME, 2000 Professional, XP Home, Professional, Vista
Media types supportedKnown for oneDVD-ROM, DVD+/-RW, DVD+/-R, Photo CD, Video CD, CD-DA, CD-Extra, CD-Text, CD-R, CD-RW, DVD-RAM

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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