Product comparison · 2 optical disc drives

NEC AD-7170 optical disc drive Internal DVD-RW vs NEC AD5170 Black

18specifications compared
3differ
15identical
12known for one product only

Key differences

Weight
- AD-7170 optical disc drive Internal DVD-RW:700 g
- AD5170 Black:705 g
Dimensions (WxDxH)
- AD-7170 optical disc drive Internal DVD-RW:148 x 175 x 42 mm
- AD5170 Black:148 x 42 x 175 mm

Side by side

Differences highlightedShow differences only

Comparison of AD-7170, AD5170 Black
30 specifications	A NEC AD-7170 optical disc drive Internal DVD-RW Model AD-7170 View product	B NEC AD5170 Black View product
Designidentical
Internal	Yes	Yes
Disc loading typeKnown for one	Tray	Unknown — not stated by the source
Mounting	Vertical/Horizontal	Vertical/Horizontal
Performanceidentical
Optical drive type	DVD-RW	DVD-RW
Interface	EIDE/ATA	EIDE/ATA
Drive device, buffer size	2 MB	2 MB
Writing speedidentical
CD write speed	48x	48x
CD rewrite speed	32x	32x
DVD+R Double Layer write speedKnown for one	8x	Unknown — not stated by the source
DVD+R write speed	18x	18x
DVD+RW write speed	8x	8x
DVD-R Double Layer write speed	8x	8x
DVD-R write speed	18x	18x
DVD-RAM write speedKnown for one	12x	Unknown — not stated by the source
DVD-RW write speed	6x	6x
Reading speedidentical
CD read speed	48x	48x
CD-ROM read speedKnown for one	48x	Unknown — not stated by the source
BD-ROM 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
Weight & dimensions1 differ
WeightDiffers	700 g	705 g
Other features2 differ
Power requirementsKnown for one	DC 12V, DC 5V	Unknown — not stated by the source
Media types supportedDiffers	DVD-ROM/DVD-Video/CD-ROM(mode1,mode2)/CD-ROM XA/CD-I/CD-DA(Audio CD)/CD Extra/CD-TEXT/PhotoCD/Video CD	DVD-ROM, DVD-R (DL ), DVD-RW, DVD+R, DVD+RW,DVD+R9,CD-ROM, CD-R, CD-RW
Dimensions (WxDxH)Differs	148 x 175 x 42 mm	148 x 42 x 175 mm
Number of optical discsKnown for one	Unknown — not stated by the source	1 discs
Record modesidentical
Disc-at-once (DAO)Known for one	Unknown — not stated by the source	Yes
Multi sessionKnown for one	Unknown — not stated by the source	Yes
Packet writingKnown for one	Unknown — not stated by the source	Yes
Session-at-once (SAO)Known for one	Unknown — not stated by the source	Yes
Track-at-once (TAO)Known for one	Unknown — not stated by the source	Yes

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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