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Product comparison · 2 optical disc drives

NEC DVD RW ND-3550 vs NEC ND-4551DVD RW Champagne

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  • 16specifications compared
  • 2differ
  • 14identical
  • 23known for one product only

Key differences

  • Product colour
    • White
    • Gold
  • Dimensions (WxDxH)
    • 148 x 190 x 42 mm
    • 148 x 42 x 190 mm

Side by side

Differences highlightedShow differences only
39 specifications
A

NEC

DVD RW ND-3550View product
B

NEC

ND-4551DVD RW ChampagneView product
Design1 differ
InternalYesYes
Product colourDiffersWhiteGold
Disc loading typeKnown for oneTray
Performanceidentical
Optical drive typeDVD-RWDVD-RW
Drive device, buffer size2 MB2 MB
Writing speedidentical
CD write speed48x48x
CD rewrite speed32x32x
CD-R write speedKnown for one48x
CD-RW write speedKnown for one32x
DVD+R write speedKnown for one16x
DVD+RW write speedKnown for one8x
DVD-R Double Layer write speedKnown for one6x
DVD-R write speedKnown for one16x
DVD-RW write speedKnown for one6x
DVD write speedKnown for one16x
DVD rewrite speedKnown for one8x
Reading speedidentical
CD read speed48x48x
CD-R read speedKnown for one48x
CD-RW read speedKnown for one32x
DVD+R read speedKnown for one16x
DVD-R Double Layer read speedKnown for one6x
DVD-R read speedKnown for one16x
DVD-RAM read speedKnown for one5x
DVD-RW read speedKnown for one6x
DVD+RW read speedKnown for one8x
DVD read speed16x16x
Access timeidentical
Access timeKnown for one140 ms
Other features1 differ
Media types supportedDVD-ROM, DVD-R, DVD-RW, DVD+R, DVD+R9, DVD+RW, DVD-Video, CD Extra, CD Text, CD-I Ready, CD-Bridge, Photo CD, Video CD, Hybrid CDDVD-ROM, DVD-R, DVD-RW, DVD+R, DVD+R9, DVD+RW, DVD-Video, CD Extra, CD Text, CD-I Ready, CD-Bridge, Photo CD, Video CD, Hybrid CD
Minimum system requirementsKnown for one-MPC Level 3 -MultiRead -PC2001
Write methodsKnown for oneDAO,SAO,TAO
Dimensions (WxDxH)Differs148 x 190 x 42 mm148 x 42 x 190 mm
Number of optical discs1 discs1 discs
DVD+R speed16x16x
DVD+RW speed8x8x
DVD-R speed16x16x
DVD-RW speed6x6x
Double Layer DVD write speed6x6x
Drive devices burst data transfer rate (PIO)Known for oneMode 4
Drive devices burst data transfer rate (Ultra DMA)Known for one33

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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