Dell 8x DVD+/-RW vs Lenovo 13N6769 optical disc drive Internal Black

Comparison of 8x DVD+/-RW, 13N6769

26 specifications	A Dell 8x DVD+/-RWView product	B Lenovo 13N6769 optical disc drive Internal Black Model 13N6769 View product
Performance1 differ
Optical drive typeKnown for one	DVD±RW	—Unknown — not stated by the source
Disc types supportedKnown for one	CD, DVD	—Unknown — not stated by the source
Optical disc diameterKnown for one	120 mm	—Unknown — not stated by the source
Compatible productsDiffers	OptiPlex 990 MT/DT/SFF/USFF / 790/390 MT/DT/SFF	Thinkpad T40, T41, T42, T43
PurposeKnown for one	—Unknown — not stated by the source	Laptop
Writing speed1 differ
CD write speedDiffers	24x	16x
DVD+R write speedKnown for one	8x	—Unknown — not stated by the source
DVD+RW write speedKnown for one	8x	—Unknown — not stated by the source
DVD-R write speedKnown for one	8x	—Unknown — not stated by the source
CD rewrite speedKnown for one	—Unknown — not stated by the source	10x
Reading speedidentical
DVD-ROM read speedKnown for one	—Unknown — not stated by the source	8x
Record modesidentical
Disc-at-once (DAO)Known for one	Yes	—Unknown — not stated by the source
Multi sessionKnown for one	Yes	—Unknown — not stated by the source
Packet writingKnown 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
Packaging contentidentical
ManualKnown for one	Yes	—Unknown — not stated by the source
Other featuresidentical
Number of optical discsKnown for one	1 discs	—Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	—Unknown — not stated by the source	128 mm
DepthKnown for one	—Unknown — not stated by the source	129 mm
HeightKnown for one	—Unknown — not stated by the source	9.5 mm
WeightKnown for one	—Unknown — not stated by the source	210 g

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.