Product comparison · 2 optical disc drives

NEC AD-7200S optical disc drive Internal Black vs NEC AD-7220S optical disc drive Internal Black

22specifications compared
5differ
17identical
13known for one product only

Key differences

DVD+R write speed
- AD-7200S optical disc drive Internal Black:20x
- AD-7220S optical disc drive Internal Black:22x
DVD-R Double Layer write speed
- AD-7200S optical disc drive Internal Black:12x
- AD-7220S optical disc drive Internal Black:8x
DVD-R write speed
- AD-7200S optical disc drive Internal Black:20x
- AD-7220S optical disc drive Internal Black:22x
Weight
- AD-7200S optical disc drive Internal Black:690 g
- AD-7220S optical disc drive Internal Black:600 g

Side by side

Differences highlightedShow differences only

Comparison of AD-7200S, AD-7220S
35 specifications	A NEC AD-7200S optical disc drive Internal Black Model AD-7200S View product	B NEC AD-7220S optical disc drive Internal Black Model AD-7220S View product
Designidentical
Internal	Yes	Yes
Product colour	Black	Black
Disc loading type	Tray	Tray
MountingKnown for one	Unknown — not stated by the source	Vertical/Horizontal
Performanceidentical
Interface	Serial ATA	Serial ATA
LightScribeKnown for one	Unknown — not stated by the source	No
Drive device, buffer sizeKnown for one	Unknown — not stated by the source	2 MB
Optical disc diameterKnown for one	Unknown — not stated by the source	120 mm
Burst transfer rateKnown for one	Unknown — not stated by the source	150 MB/s
Writing speed3 differ
CD write speed	48x	48x
CD rewrite speed	32x	32x
CD-R write speedKnown for one	Unknown — not stated by the source	48x
CD-RW write speedKnown for one	Unknown — not stated by the source	32x
DVD+R Double Layer write speedKnown for one	Unknown — not stated by the source	8x
DVD+R write speedDiffers	20x	22x
DVD+RW write speed	8x	8x
DVD-R Double Layer write speedDiffers	12x	8x
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 speedKnown for one	Unknown — not stated by the source	16x
DVD read speedKnown for one	16x	Unknown — not stated by the source
Access timeidentical
DVD drive average random access time	160 ms	160 ms
CD-ROM drive average random access time	140 ms	140 ms
Record modesidentical
Disc-at-once (DAO)	Yes	Yes
Fixed packetKnown for one	Unknown — not stated by the source	Yes
Multi session	Yes	Yes
Session-at-once (SAO)	Yes	Yes
Track-at-once (TAO)	Yes	Yes
Variable packetKnown for one	Unknown — not stated by the source	Yes
Packet writingKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	690 g	600 g
Other features1 differ
Media types supportedDiffers	DVD-ROM, DVD-R (DL), DVD-RW (DL), DVD-RAM, DVD +R (DL), DVD +RW, CD-ROM, CD-R, CD-RW	DVDROM, DVD+R, DVD+R DL, DVD+RW, DVD-R, DVD-R DL, DVD-RW, DVD-RAM, CD-ROM (mode 1), CD-ROM/XA (mode 2, form 1/form 2), Photo CD, CD Extra, CD-TEXT, CD-I, VIDEO CD, DVD-Video, DVD-Audio, CD-DA, Enhance CD, UDF (fixed/variable Packet mode), DVD-Audio
Dimensions (WxDxH)	148 x 170 x 42 mm	148 x 170 x 42 mm

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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