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Product comparison · 2 optical disc drives

Lenovo ThinkPad Blu-ray Burner Ultrabay Enhanced Drive (Serial ATA) vs Lenovo ThinkPad CD-RW/DVD-ROM Ultrabay Slim Serial ATA Drive

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  • 8specifications compared
  • 4differ
  • 4identical
  • 20known for one product only

Key differences

  • Drive device, buffer size
    • 4 MB
    • 2 MB
  • CD rewrite speed
    • 10x
    • 24x
  • DVD drive average random access time
    • 180 ms
    • 120 ms
  • CD-ROM drive average random access time
    • 150 ms
    • 110 ms

Side by side

Differences highlightedShow differences only
28 specifications
A

Lenovo

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

Lenovo

ThinkPad CD-RW/DVD-ROM Ultrabay Slim Serial ATA DriveView product
Designidentical
InternalYesYes
Disc loading typeKnown for oneTray
CertificationKnown for oneCE, CSA, UL, TUV, VCCI, C-Tick, BSMI, MIC, FCC
Performance1 differ
InterfaceSerial ATASerial ATA
Drive device, buffer sizeDiffers4 MB2 MB
Writing speed1 differ
CD write speed24x24x
CD rewrite speedDiffers10x24x
BD-RE write speedKnown for one4x
DVD+R write speedKnown for one8x
DVD+RW write speedKnown for one6x
DVD-R write speedKnown for one8x
DVD-RW write speedKnown for one6x
CD-R write speedKnown for one24x
CD-RW write speedKnown for one24x
Reading speedidentical
CD read speed24x24x
BD-ROM read speedKnown for one4x
DVD+R read speedKnown for one8x
DVD-R read speedKnown for one8x
CD-R read speedKnown for one24x
CD-RW read speedKnown for one24x
DVD-R Double Layer read speedKnown for one6x
DVD-RAM read speedKnown for one4x
DVD-ROM read speedKnown for one8x
DVD-RW read speedKnown for one6x
Access time2 differ
DVD drive average random access timeDiffers180 ms120 ms
BD-ROM average random access timeKnown for one300 ms
CD-ROM drive average random access timeDiffers150 ms110 ms
Other featuresidentical
Media types supportedKnown for oneCD-R, CD-RW, DVD-RAM, DVD-R, DVD-RW, DVD+R, DVD+RW, DVD+R DL, DVD-R DL

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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