NEC ND-4571 DVD RW Beige vs NEC ND-4571 DVD RW Silver

Comparison of ND-4571 DVD RW Beige, ND-4571 DVD RW Silver

41 specifications	A NEC ND-4571 DVD RW BeigeView product	B NEC ND-4571 DVD RW SilverView product
Design1 differ
Internal	Yes	Yes
Product colourDiffers	Beige	Silver
Disc loading type	Tray	Tray
Performanceidentical
Optical drive type	DVD-RW	DVD-RW
Drive device, buffer size	2 MB	2 MB
Writing speedidentical
CD write speed	48x	48x
CD rewrite speed	32x	32x
CD-R write speed	48x	48x
CD-RW write speed	32x	32x
DVD+R write speed	16x	16x
DVD+RW write speed	8x	8x
DVD-R Double Layer write speedKnown for one	8x	—Unknown — not stated by the source
DVD-R write speed	16x	16x
DVD-RAM write speed	5x	5x
DVD-RW write speed	6x	6x
DVD write speed	16x	16x
DVD rewrite speed	8x	8x
Reading speedidentical
CD read speed	48x	48x
CD-R read speed	48x	48x
CD-RW read speed	32x	32x
DVD+R read speed	16x	16x
DVD-R Double Layer read speed	8x	8x
DVD-R read speed	16x	16x
DVD-RAM read speed	5x	5x
DVD-RW read speed	6x	6x
DVD+RW read speed	8x	8x
DVD read speed	16x	16x
Access timeidentical
Access time	140 ms	140 ms
Weight & dimensionsidentical
Weight	900 g	900 g
Other featuresidentical
Media types supported	DVD-ROM,DVD-R,DVD+R, DVD+RW,CD-ROM, CD-R, CD-RW	DVD-ROM,DVD-R,DVD+R, DVD+RW,CD-ROM, CD-R, CD-RW
Minimum system requirements	-MPC Level 3 -MultiRead -PC2001	-MPC Level 3 -MultiRead -PC2001
Write methods	DAO, SAO,TAO + zero gap, variable / fixed packet, multisession	DAO, SAO,TAO + zero gap, variable / fixed packet, multisession
Dimensions (WxDxH)	148 x 42 x 190 mm	148 x 42 x 190 mm
Number of optical discs	1 discs	1 discs
DVD+R speed	16x	16x
DVD+RW speed	8x	8x
DVD-RW speed	6x	6x
Double Layer DVD write speed	8x	8x
Drive devices burst data transfer rate (PIO)	Mode 4	Mode 4
Drive devices burst data transfer rate (Ultra DMA)	33	33
DVD-R speedKnown for one	—Unknown — not stated by the source	16x

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.