Product comparison · 2 optical disc drives

NEC AD-7170S Silver vs NEC DV5800E Beige

11specifications compared
8differ
3identical
22known for one product only

Key differences

Product colour
- AD-7170S Silver:Silver
- DV5800E Beige:Beige
Interface
- AD-7170S Silver:Serial ATA
- DV5800E Beige:EIDE/ATA
Drive device, buffer size
- AD-7170S Silver:2 MB
- DV5800E Beige:0.5 MB
DVD drive average random access time
- AD-7170S Silver:160 ms
- DV5800E Beige:120 ms
CD-ROM drive average random access time
- AD-7170S Silver:140 ms
- DV5800E Beige:120 ms
Weight
- AD-7170S Silver:705 g
- DV5800E Beige:670 g
Dimensions (WxDxH)
- AD-7170S Silver:148 x 175 x 42 mm
- DV5800E Beige:148 x 170 x 42 mm

Side by side

Differences highlightedShow differences only

Comparison of AD-7170S Silver, DV5800E Beige
33 specifications	A NEC AD-7170S Silver View product	B NEC DV5800E Beige View product
Design1 differ
Internal	Yes	Yes
Product colourDiffers	Silver	Beige
Disc loading typeKnown for one	Tray	Unknown — not stated by the source
MountingKnown for one	Vertical/Horizontal	Unknown — not stated by the source
Performance2 differ
Optical drive typeKnown for one	DVD-RW	Unknown — not stated by the source
InterfaceDiffers	Serial ATA	EIDE/ATA
Drive device, buffer sizeDiffers	2 MB	0.5 MB
Writing speedidentical
CD write speedKnown for one	48x	Unknown — not stated by the source
CD rewrite speedKnown for one	32x	Unknown — not stated by the source
CD-R write speedKnown for one	48x	Unknown — not stated by the source
CD-RW write speedKnown for one	32x	Unknown — not stated by the source
DVD+R write speedKnown for one	18x	Unknown — not stated by the source
DVD+RW write speedKnown for one	8x	Unknown — not stated by the source
DVD-R Double Layer write speedKnown for one	8x	Unknown — not stated by the source
DVD-R write speedKnown for one	18x	Unknown — not stated by the source
DVD-RAM write speedKnown for one	12x	Unknown — not stated by the source
DVD-RW write speedKnown for one	6x	Unknown — not stated by the source
Reading speedidentical
CD read speed	48x	48x
DVD read speed	16x	16x
Access time2 differ
DVD drive average random access timeDiffers	160 ms	120 ms
CD-ROM drive average random access timeDiffers	140 ms	120 ms
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	705 g	670 g
Other features2 differ
Media types supportedDiffers	DVD-ROM, DVD-R (DL approx march 2005), DVD-RW, DVD+R, DVD+RW,DVD+R9,CD-ROM, CD-R & CD-RW 80mm & 120mm	DVD, DVD Video, DVD-ROM, DVD-R/W, DVD+R(W), CD-ROM, CD-ROM XA, CD-Text, CD-Video, CD-DA, Photo-CD, CD-R(W)
Write methodsKnown for one	DAO, SAO,TAO zero gap,variable / fixed packet, multisession	Unknown — not stated by the source
Dimensions (WxDxH)Differs	148 x 175 x 42 mm	148 x 170 x 42 mm
Number of optical discsKnown for one	1 discs	Unknown — not stated by the source
Double Layer DVD write speedKnown for one	8x	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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