Product comparison · 2 optical disc drives

Lenovo CD-ROM 48X-20X IDE vs Lenovo DVD 8xDVD IDE int f Ultraslim Bay

Key differences

Drive device, buffer size
- CD-ROM 48X-20X IDE:0.125 MB
- DVD 8xDVD IDE int f Ultraslim Bay:2 MB
CD read speed
- CD-ROM 48X-20X IDE:48x
- DVD 8xDVD IDE int f Ultraslim Bay:24x
Access time
- CD-ROM 48X-20X IDE:85 ms
- DVD 8xDVD IDE int f Ultraslim Bay:110 ms
Weight
- CD-ROM 48X-20X IDE:1.2 kg
- DVD 8xDVD IDE int f Ultraslim Bay:198 g
Dimensions (WxDxH)
- CD-ROM 48X-20X IDE:146 x 203 x 42 mm
- DVD 8xDVD IDE int f Ultraslim Bay:128 x 129 x 9.5 mm

Differences highlightedShow differences only

Comparison of CD-ROM 48X-20X IDE, DVD 8xDVD IDE int f Ultraslim Bay
14 specifications	A Lenovo CD-ROM 48X-20X IDE View product	B Lenovo DVD 8xDVD IDE int f Ultraslim Bay View product
Designidentical
Internal	Yes	Yes
Product colourKnown for one	White	Unknown — not stated by the source
Performance1 differ
Drive device, buffer sizeDiffers	0.125 MB	2 MB
Burst transfer rateKnown for one	16.6 MB/s	Unknown — not stated by the source
Reading speed1 differ
CD read speedDiffers	48x	24x
DVD read speedKnown for one	Unknown — not stated by the source	8x
Access time1 differ
DVD drive average random access timeKnown for one	Unknown — not stated by the source	130 ms
Access timeDiffers	85 ms	110 ms
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 80%
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Weight & dimensions1 differ
WeightDiffers	1.2 kg	198 g
Other features3 differ
Media types supportedDiffers	CD-RW, CD-ROM XA, CD-I, CD-R, CD Audio Disc, Photo CD, Video CD	CD Enhanced, CD-Audio, Photo CD, DVD-ROM, DVD-RW, CD-Extra, CD-I, CD-ROM, CD-RW, CD-Text, DVD+R, DVD+ROM, DVD-R
Dimensions (WxDxH)Differs	146 x 203 x 42 mm	128 x 129 x 9.5 mm
Compatible operating systemsDiffers	-Microsoft Windows 3.1 -Microsoft Windows 95 -Microsoft Windows 98 -Microsoft Windows NT 4.0 -DOS 6.0, or higher -OS/2 Warp 4.0, or higher	Microsoft Windows 2000, Windows XP

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.