Product comparison · 2 optical disc drives

Lenovo CD-RW/DVD-ROM Combo Drive vs Lenovo Combo int Multiburner Ultrabay Enhanced

Key differences

CD write speed
- CD-RW/DVD-ROM Combo Drive:48x
- Combo int Multiburner Ultrabay Enhanced:24x
CD rewrite speed
- CD-RW/DVD-ROM Combo Drive:32x
- Combo int Multiburner Ultrabay Enhanced:8x
CD read speed
- CD-RW/DVD-ROM Combo Drive:48x
- Combo int Multiburner Ultrabay Enhanced:16x
DVD read speed
- CD-RW/DVD-ROM Combo Drive:16x
- Combo int Multiburner Ultrabay Enhanced:8x
Access time
- CD-RW/DVD-ROM Combo Drive:140 ms
- Combo int Multiburner Ultrabay Enhanced:110 ms
Operating temperature (T-T)
- CD-RW/DVD-ROM Combo Drive:5 - 45 °C
- Combo int Multiburner Ultrabay Enhanced:5 - 35 °C
Weight
- CD-RW/DVD-ROM Combo Drive:900 g
- Combo int Multiburner Ultrabay Enhanced:240 g
Dimensions (WxDxH)
- CD-RW/DVD-ROM Combo Drive:149 x 190 x 41.5 mm
- Combo int Multiburner Ultrabay Enhanced:128 x 129 x 13 mm

Differences highlightedShow differences only

Comparison of CD-RW/DVD-ROM Combo Drive, Combo int Multiburner Ultrabay Enhanced
16 specifications	A Lenovo CD-RW/DVD-ROM Combo Drive View product	B Lenovo Combo int Multiburner Ultrabay Enhanced View product
Designidentical
Internal	Yes	Yes
Product colourKnown for one	Black	Unknown — not stated by the source
Performanceidentical
Drive device, buffer size	2 MB	2 MB
Burst transfer rateKnown for one	Unknown — not stated by the source	16.6 MB/s
Writing speed2 differ
CD write speedDiffers	48x	24x
CD rewrite speedDiffers	32x	8x
Reading speed2 differ
CD read speedDiffers	48x	16x
DVD read speedDiffers	16x	8x
Access time1 differ
DVD drive average random access timeKnown for one	Unknown — not stated by the source	130 ms
Access timeDiffers	140 ms	110 ms
Operational conditions1 differ
Operating relative humidity (H-H)	10 - 80%	10 - 80%
Operating temperature (T-T)Differs	5 - 45 °C	5 - 35 °C
Weight & dimensions1 differ
WeightDiffers	900 g	240 g
Other features1 differ
Dimensions (WxDxH)Differs	149 x 190 x 41.5 mm	128 x 129 x 13 mm
Compatible operating systemsKnown for one	Unknown — not stated by the source	Microsoft Windows 2000, Windows XP
Drive device, transfer rateKnown for one	7.5 MB/s	Unknown — not stated by the source

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.