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Product comparison · 2 optical disc drives

Lenovo ThinkPad Blu-ray Burner Ultrabay Enhanced Drive (Serial ATA) vs Lenovo ThinkPad Blu-ray Burner Ultrabay Slim Serial ATA Drive

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  • 18specifications compared
  • 7differ
  • 11identical
  • 15known for one product only

Key differences

  • Drive device, buffer size
    • 4 MB
    • 8 MB
  • CD write speed
    • 24x
    • 16x
  • BD-RE write speed
    • 4x
    • 2x
  • DVD+RW write speed
    • 6x
    • 4x
  • DVD-RW write speed
    • 6x
    • 4x
  • BD-ROM read speed
    • 4x
    • 2x

Side by side

Differences highlightedShow differences only
33 specifications
A

Lenovo

ThinkPad Blu-ray Burner Ultrabay Enhanced Drive (Serial ATA)View product
B

Lenovo

ThinkPad Blu-ray Burner Ultrabay Slim Serial ATA DriveView product
Design1 differ
InternalYesYes
CertificationDiffersCE, CSA, UL, TUV, VCCI, C-Tick, BSMI, MIC, FCCCE, CSA, TUV, UL, MIC, C-Tick, BSMI, VCCI, FCC
Disc loading typeKnown for oneTray
Performance1 differ
InterfaceSerial ATASerial ATA
Drive device, buffer sizeDiffers4 MB8 MB
Writing speed4 differ
CD write speedDiffers24x16x
CD rewrite speed10x10x
CD-R write speedKnown for one16x
CD-RW write speedKnown for one10x
BD-R write speedKnown for one2x
BD-RE rewrite speedKnown for one2x
BD-RE write speedDiffers4x2x
DVD+R write speed8x8x
DVD+RW write speedDiffers6x4x
DVD-R write speed8x8x
DVD-RAM write speedKnown for one5x
DVD-RW write speedDiffers6x4x
Reading speed1 differ
CD read speed24x24x
CD-R read speedKnown for one24x
CD-RW read speedKnown for one24x
BD-ROM read speedDiffers4x2x
DVD+R read speed8x8x
DVD-R Double Layer read speedKnown for one6x
DVD-R read speed8x8x
DVD-RAM read speedKnown for one5x
DVD-RW read speedKnown for one6x
DVD+R Double Layer read speedKnown for one6x
DVD+RW read speedKnown for one6x
Access timeidentical
DVD drive average random access time180 ms180 ms
BD-ROM average random access time300 ms300 ms
CD-ROM drive average random access time150 ms150 ms
Other featuresidentical
Media types supportedKnown for oneCD-R, CD-RW, DVD-RAM, DVD-R, DVD-RW, DVD-ROM, DVD+R, DVD+RW, DVD+R DL, DVD-R DL, BD-R/BD-RE SL, BD-R/BD-RE DL
Compatible operating systemsKnown for oneMicrosoft Windows XP, Windows Vista

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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