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Product comparison · 2 optical disc drives

NEC AD-5170 Beige vs NEC AD-7630 Black

Add a product
  • 29specifications compared
  • 17differ
  • 12identical
  • 8known for one product only

Key differences

  • Product colour
    • Beige
    • Black
  • Disc loading type
    • Tray
    • Slot
  • Interface
    • EIDE/ATA
    • IDE/ATA
  • CD write speed
    • 48x
    • 24x
  • CD rewrite speed
    • 32x
    • 16x
  • CD-R write speed
    • 48x
    • 24x
  • CD-RW write speed
    • 32x
    • 16x
  • DVD+R write speed
    • 18x
    • 8x

Side by side

Differences highlightedShow differences only
37 specifications
A

NEC

AD-5170 BeigeView product
B

NEC

AD-7630 BlackView product
Design2 differ
InternalYesYes
Product colourDiffersBeigeBlack
Disc loading typeDiffersTraySlot
MountingKnown for oneVertical/Horizontal
Performance1 differ
Optical drive typeDVD-RWDVD-RW
InterfaceDiffersEIDE/ATAIDE/ATA
Drive device, buffer size2 MB2 MB
Writing speed7 differ
CD write speedDiffers48x24x
CD rewrite speedDiffers32x16x
CD-R write speedDiffers48x24x
CD-RW write speedDiffers32x16x
DVD+R write speedDiffers18x8x
DVD+RW write speed8x8x
DVD-R Double Layer write speedDiffers8x4x
DVD-R write speedDiffers18x8x
DVD-RAM write speedKnown for one5x
DVD-RW write speed6x6x
DVD write speedKnown for one8x
Reading speed1 differ
CD read speedDiffers48x24x
CD-ROM read speedKnown for one24x
DVD-R Double Layer read speedKnown for one4x
DVD-RAM read speedKnown for one8x
DVD read speedKnown for one8x
Access time2 differ
DVD drive average random access timeDiffers160 ms190 ms
Access timeKnown for one190 ms
CD-ROM drive average random access timeDiffers140 ms190 ms
Record modesidentical
Disc-at-once (DAO)YesYes
Fixed packetYesYes
Multi sessionYesYes
Session-at-once (SAO)YesYes
Track-at-once (TAO)YesYes
Variable packetYesYes
Weight & dimensions1 differ
WeightDiffers705 g160 g
Other features3 differ
Media types supportedDiffersDVD-ROM, DVD-R (DL ), DVD-RW, DVD+R, DVD+RW,DVD+R9,CD-ROM, CD-R, CD-RW 80mm/120mmDVD-ROM, DVD-R, DVD-RW, DVD-RAM, DVD +R, DVD +RW, DVD +R DL, DVD-R DL, DVD-RAM, DVD-Video, CD-ROM, CD-ROM XA, CD-Audio, CD-Extra, CD-Text, CD-I Ready, CD-Bridge, Photo-CD, Video-CD, Hybrid-CD
Write methodsDiffersDAO, SAO, TAO zero gap, variable / fixed packet, multisessionDAO (disc at once), SAO (session at once), TAO (track at once) with zero gap, variable or fixed packet, multisession
Dimensions (WxDxH)Differs148 x 175 x 42 mm129 x 128 x 12.7 mm
Number of optical discs1 discs1 discs

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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