Product comparison · 2 optical disc drives

NEC AD-7201S optical disc drive Internal White vs Samsung 22x DVD±RW LS SATA Writer Black Bulk

20specifications compared
8differ
12identical
21known for one product only

Key differences

Product colour
- AD-7201S optical disc drive Internal White:White
- 22x DVD±RW LS SATA Writer Black Bulk:Black
CD rewrite speed
- AD-7201S optical disc drive Internal White:32x
- 22x DVD±RW LS SATA Writer Black Bulk:48x
CD-RW write speed
- AD-7201S optical disc drive Internal White:32x
- 22x DVD±RW LS SATA Writer Black Bulk:4x
DVD+R Double Layer write speed
- AD-7201S optical disc drive Internal White:8x
- 22x DVD±RW LS SATA Writer Black Bulk:16x
DVD+R write speed
- AD-7201S optical disc drive Internal White:20x
- 22x DVD±RW LS SATA Writer Black Bulk:22x
DVD-R write speed
- AD-7201S optical disc drive Internal White:20x
- 22x DVD±RW LS SATA Writer Black Bulk:22x
Weight
- AD-7201S optical disc drive Internal White:690 g
- 22x DVD±RW LS SATA Writer Black Bulk:750 g
Dimensions (WxDxH)
- AD-7201S optical disc drive Internal White:148 x 42 x 170 mm
- 22x DVD±RW LS SATA Writer Black Bulk:148.2 x 170 x 42 mm

Side by side

Differences highlightedShow differences only

Comparison of AD-7201S, 22x DVD±RW LS SATA Writer Black Bulk
41 specifications	A NEC AD-7201S optical disc drive Internal White Model AD-7201S View product	B Samsung 22x DVD±RW LS SATA Writer Black Bulk View product
Design1 differ
Internal	Yes	Yes
Product colourDiffers	White	Black
Disc loading typeKnown for one	Tray	Unknown — not stated by the source
Performanceidentical
Interface	Serial ATA	Serial ATA
LightScribe	Yes	Yes
Drive device, buffer size	2 MB	2 MB
Burst transfer rateKnown for one	150 MB/s	Unknown — not stated by the source
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Writing speed5 differ
CD write speed	48x	48x
CD rewrite speedDiffers	32x	48x
CD-R write speed	48x	48x
CD-RW write speedDiffers	32x	4x
DVD+R Double Layer write speedDiffers	8x	16x
DVD+R write speedDiffers	20x	22x
DVD+RW write speed	8x	8x
DVD-R Double Layer write speed	12x	12x
DVD-R write speedDiffers	20x	22x
DVD-RAM write speed	12x	12x
DVD-RW write speed	6x	6x
Reading speedidentical
CD read speed	48x	48x
DVD-ROM read speed	16x	16x
CD-R read speedKnown for one	Unknown — not stated by the source	40x
CD-RW read speedKnown for one	Unknown — not stated by the source	40x
DVD+R read speedKnown for one	Unknown — not stated by the source	16x
DVD-R Double Layer read speedKnown for one	Unknown — not stated by the source	12x
DVD-R read speedKnown for one	Unknown — not stated by the source	16x
DVD-RAM read speedKnown for one	Unknown — not stated by the source	12x
DVD-RW read speedKnown for one	Unknown — not stated by the source	12x
DVD+R Double Layer read speedKnown for one	Unknown — not stated by the source	12x
DVD+RW read speedKnown for one	Unknown — not stated by the source	12x
Access timeidentical
DVD drive average random access timeKnown for one	160 ms	Unknown — not stated by the source
CD-ROM drive average random access timeKnown for one	140 ms	Unknown — not stated by the source
Record modesidentical
Disc-at-once (DAO)Known for one	Yes	Unknown — not stated by the source
Fixed packetKnown for one	Yes	Unknown — not stated by the source
Multi sessionKnown for one	Yes	Unknown — not stated by the source
Session-at-once (SAO)Known for one	Yes	Unknown — not stated by the source
Track-at-once (TAO)Known for one	Yes	Unknown — not stated by the source
Variable packetKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	690 g	750 g
Other features1 differ
Dimensions (WxDxH)Differs	148 x 42 x 170 mm	148.2 x 170 x 42 mm
Data transfer rateKnown for one	Unknown — not stated by the source	1.5 Gbit/s

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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