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Product comparison · 2 optical disc drives

ASUS DVDRW 1814BLT SATA vs ASUS E818A DVD-ROM

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  • 19specifications compared
  • 14differ
  • 5identical
  • 27known for one product only

Key differences

  • Interface
    • Serial ATA
    • EIDE/ATA
  • Mean time between failures (MTBF)
    • 60000 h
    • 100000 h
  • CD rewrite speed
    • 48x
    • 32x
  • DVD-RAM read speed
    • 12x
    • 5x
  • DVD-ROM read speed
    • 16x
    • 18x
  • DVD drive average random access time
    • 140 ms
    • 105 ms
  • CD-ROM drive average random access time
    • 150 ms
    • 95 ms
  • Operating relative humidity (H-H)
    • 5 - 85%
    • 20 - 80%

Side by side

Differences highlightedShow differences only
46 specifications
A

ASUS

DVDRW 1814BLT SATAView product
B

ASUS

E818A DVD-ROMView product
Designidentical
InternalYesYes
MountingVertical/HorizontalVertical/Horizontal
Performance2 differ
InterfaceDiffersSerial ATAEIDE/ATA
Drive device, buffer sizeKnown for one2 MB
Optical disc diameterKnown for one120 mm
Mean time between failures (MTBF)Differs60000 h100000 h
Writing speed1 differ
CD write speed48x48x
CD rewrite speedDiffers48x32x
DVD+R Double Layer write speedKnown for one8x
DVD+R write speedKnown for one18x
DVD+RW write speedKnown for one18x
DVD-R Double Layer write speedKnown for one8x
DVD-R write speedKnown for one18x
DVD-RAM write speedKnown for one14x
DVD-RW write speedKnown for one6x
Reading speed2 differ
CD read speed48x48x
CD-ROM read speedKnown for one48x
CD-RW read speedKnown for one40x
DVD-R Double Layer read speedKnown for one8x
DVD-RAM read speedDiffers12x5x
DVD-ROM read speedDiffers16x18x
DVD+R Double Layer read speedKnown for one8x
Access time2 differ
DVD drive average random access timeDiffers140 ms105 ms
CD-ROM drive average random access timeDiffers150 ms95 ms
Record modesidentical
Disc-at-once (DAO)Known for oneYes
Multi sessionKnown 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 conditions3 differ
Operating relative humidity (H-H)Differs5 - 85%20 - 80%
Operating temperature (T-T)5 - 45 °C5 - 45 °C
Storage relative humidity (H-H)Differs5 - 90%15 - 85%
Storage temperature (T-T)Differs-20 - 60 °C20 - 60 °C
Weight & dimensions1 differ
WeightDiffers800 g660 g
Packaging contentidentical
Bundled softwareKnown for oneBurning
Other features3 differ
Power requirementsDiffersDC +5V ± 5%, DC +12V ± 10%DC+5V +/- 5%, DC+12v +/- 10%
Dimensions (WxDxH)Differs148.5 x 173 x 42.6 mm42.3 x 172.4 x 148 mm
Compatible operating systemsDiffersWindows XP/NT/2000, VistaWindows XP, ME, 2000, 98, VISTA
Drive device, transfer rateKnown for one2 MB/s
Buffer sizeKnown for one198 KB
Maximum data transfer rateKnown for one100 Mbit/s
Drive devices applicable disk formatKnown for oneDVD-5, DVD-9, DVD-10, DVD-18, DVD-ROM, DVD±R, DVD±RW DVD-Video, DVD-RAM, Audio CD, CD-ROM/XA, Video CD, CD-I, Multi-session Photo CD, Karaoke CD, CD-Extra, CD-TEXT
Drive devices burst data transfer rate (PIO)Known for one16.6 MB
Drive devices burst data transfer rate (Ultra DMA)Known for one100 MB

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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