Product comparison · 2 optical disc drives

Lenovo IBM USB 2.0 CD-RW/DVD-ROM Drive vs Samsung TS-H542A WBGH 12x4x8 40x40x24 EIDE 1pk

8specifications compared
7differ
1identical
7known for one product only

Key differences

The Samsung TS-H542A WBGH 12x4x8 40x40x24 EIDE 1pk has 32 x more CD write speed than the Lenovo IBM USB 2.0 CD-RW/DVD-ROM Drive (40x vs 8x). The Samsung TS-H542A WBGH 12x4x8 40x40x24 EIDE 1pk has 16 x more CD rewrite speed than the Lenovo IBM USB 2.0 CD-RW/DVD-ROM Drive (24x vs 8x). The Samsung TS-H542A WBGH 12x4x8 40x40x24 EIDE 1pk has 20 x more CD read speed than the Lenovo IBM USB 2.0 CD-RW/DVD-ROM Drive (40x vs 20x). Only the Samsung TS-H542A WBGH 12x4x8 40x40x24 EIDE 1pk has internal. Dimensions (WxDxH): 157 x 130 x 19 mm on the Lenovo IBM USB 2.0 CD-RW/DVD-ROM Drive, 148.2 x 42 x 184 mm on the Samsung TS-H542A WBGH 12x4x8 40x40x24 EIDE 1pk.

Internal
- IBM USB 2.0 CD-RW/DVD-ROM Drive:No
- TS-H542A WBGH 12x4x8 40x40x24 EIDE 1pk:Yes
CD write speed
- IBM USB 2.0 CD-RW/DVD-ROM Drive:8x
- TS-H542A WBGH 12x4x8 40x40x24 EIDE 1pk:40x
CD rewrite speed
- IBM USB 2.0 CD-RW/DVD-ROM Drive:8x
- TS-H542A WBGH 12x4x8 40x40x24 EIDE 1pk:24x
CD read speed
- IBM USB 2.0 CD-RW/DVD-ROM Drive:20x
- TS-H542A WBGH 12x4x8 40x40x24 EIDE 1pk:40x
DVD read speed
- IBM USB 2.0 CD-RW/DVD-ROM Drive:6x
- TS-H542A WBGH 12x4x8 40x40x24 EIDE 1pk:12x
Weight
- IBM USB 2.0 CD-RW/DVD-ROM Drive:305 g
- TS-H542A WBGH 12x4x8 40x40x24 EIDE 1pk:750 g
Dimensions (WxDxH)
- IBM USB 2.0 CD-RW/DVD-ROM Drive:157 x 130 x 19 mm
- TS-H542A WBGH 12x4x8 40x40x24 EIDE 1pk:148.2 x 42 x 184 mm

Side by side

Differences highlightedShow differences only

Comparison of IBM USB 2.0 CD-RW/DVD-ROM Drive, TS-H542A WBGH 12x4x8 40x40x24 EIDE 1pk
15 specifications	A Lenovo IBM USB 2.0 CD-RW/DVD-ROM Drive View product	B Samsung TS-H542A WBGH 12x4x8 40x40x24 EIDE 1pk View product
Design1 differ
InternalDiffers	No	Yes
Performanceidentical
Drive device, buffer size	2 MB	2 MB
InterfaceKnown for one	USB 2.0	Unknown — not stated by the source
Writing speed2 differ
CD write speedDiffers	8x	40x
CD rewrite speedDiffers	8x	24x
DVD write speedKnown for one	Unknown — not stated by the source	8x
DVD rewrite speedKnown for one	Unknown — not stated by the source	4x
Reading speed2 differ
CD read speedDiffers	20x	40x
DVD read speedDiffers	6x	12x
Access timeidentical
DVD drive average random access timeKnown for one	Unknown — not stated by the source	110 ms
Access timeKnown for one	Unknown — not stated by the source	90 ms
Weight & dimensions1 differ
WeightDiffers	305 g	750 g
Other features1 differ
Dimensions (WxDxH)Differs	157 x 130 x 19 mm	148.2 x 42 x 184 mm
Compatible operating systemsKnown for one	Microsoft Windows XP, Microsoft Windows 2000 SP4 or later	Unknown — not stated by the source
I/O portsKnown for one	USB 2.0	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.

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