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Product comparison · 2 optical disc drives

ASUS DRW-22B2S/BLK/B/AS optical disc drive Internal Black vs ASUS DVD-E818A4/BLK/G/AS optical disc drive Internal Black

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  • 22specifications compared
  • 12differ
  • 10identical
  • 23known for one product only

Key differences

  • Interface
    • EIDE/ATA
    • IDE/ATA
  • Mean time between failures (MTBF)
    • 60000 h
    • 700000 h
  • CD-R read speed
    • 40x
    • 48x
  • DVD-R Double Layer read speed
    • 12x
    • 8x
  • DVD-RW read speed
    • 12x
    • 10x
  • DVD+R Double Layer read speed
    • 12x
    • 8x
  • DVD+RW read speed
    • 12x
    • 10x
  • DVD drive average random access time
    • 160 ms
    • 120 ms

Side by side

Differences highlightedShow differences only
45 specifications
A

ASUS

DRW-22B2S/BLK/B/AS optical disc drive Internal Black

Model DRW-22B2S/BLK/B/AS

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B

ASUS

DVD-E818A4/BLK/G/AS optical disc drive Internal Black

Model DVD-E818A4/BLK/G/AS

View product
Designidentical
InternalYesYes
Product colourBlackBlack
MountingKnown for oneVertical/Horizontal
Performance2 differ
InterfaceDiffersEIDE/ATAIDE/ATA
LightScribeKnown for oneNo
Drive device, buffer size2 MB2 MB
Mean time between failures (MTBF)Differs60000 h700000 h
Writing speedidentical
CD write speedKnown for one48x
CD rewrite speedKnown for one32x
DVD+R Double Layer write speedKnown for one12x
DVD+R write speedKnown for one22x
DVD+RW write speedKnown for one6x
DVD-R Double Layer write speedKnown for one12x
DVD-R write speedKnown for one22x
DVD-RAM write speedKnown for one12x
DVD-RW write speedKnown for one6x
Reading speed5 differ
CD read speed48x48x
CD-R read speedDiffers40x48x
CD-ROM read speedKnown for one48x
CD-RW read speedKnown for one40x
DVD+R read speed16x16x
DVD-R Double Layer read speedDiffers12x8x
DVD-R read speed16x16x
DVD-ROM read speedKnown for one16x
DVD-RW read speedDiffers12x10x
DVD+R Double Layer read speedDiffers12x8x
DVD+RW read speedDiffers12x10x
DVD read speedKnown for one10x
Access time2 differ
DVD drive average random access timeDiffers160 ms120 ms
CD-ROM drive average random access timeDiffers140 ms120 ms
Record modesidentical
Disc-at-once (DAO)Known 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 temperature (T-T)5 - 50 °C5 - 50 °C
Storage temperature (T-T)-40 - 65 °C-40 - 65 °C
Weight & dimensions1 differ
WeightDiffers650 g570 g
Other features2 differ
Power requirementsDC+5V ±5%,DC+12V ±10 %DC+5V ±5%,DC+12V ±10 %
Dimensions (WxDxH)Differs41.3 x 146 x 170 mm41.3 x 170 x 146 mm
Compatible operating systemsDiffersWindows 2000, Windows NT, XP, VistaWindows 2000, NT, XP, Vista
Number of optical discs1 discs1 discs
Drive devices applicable disk formatKnown for oneDVD-ROM,DVD+/-RW,DVD+/-R,Photo CD,Video CD,CD-DA,CD-Extra,CD-Text,CD-R,CD-RW,DVD-RAM
Media types supportedKnown for oneDVD-ROM, DVD+/-RW, DVD+/-R, Photo CD, CD-DA, CD-Extra, CD-Text, CD-R, CD-RW

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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