Product comparison · 2 optical disc drives

LG GE20NURB optical disc drive Black vs LG GSA-4120B optical disc drive Internal White

18specifications compared
15differ
3identical
27known for one product only

Key differences

Internal
- GE20NURB optical disc drive Black:No
- GSA-4120B optical disc drive Internal White:Yes
Product colour
- GE20NURB optical disc drive Black:Black
- GSA-4120B optical disc drive Internal White:White
CD write speed
- GE20NURB optical disc drive Black:48x
- GSA-4120B optical disc drive Internal White:40x
DVD+R write speed
- GE20NURB optical disc drive Black:20x
- GSA-4120B optical disc drive Internal White:12x
DVD+RW write speed
- GE20NURB optical disc drive Black:8x
- GSA-4120B optical disc drive Internal White:4x
DVD-R write speed
- GE20NURB optical disc drive Black:20x
- GSA-4120B optical disc drive Internal White:8x
DVD-RAM write speed
- GE20NURB optical disc drive Black:12x
- GSA-4120B optical disc drive Internal White:5x
DVD-RW write speed
- GE20NURB optical disc drive Black:6x
- GSA-4120B optical disc drive Internal White:4x

Side by side

Differences highlightedShow differences only

Comparison of GE20NURB, GSA-4120B
45 specifications	A LG GE20NURB optical disc drive Black Model GE20NURB View product	B LG GSA-4120B optical disc drive Internal White Model GSA-4120B View product
Design2 differ
InternalDiffers	No	Yes
Product colourDiffers	Black	White
MountingKnown for one	Unknown — not stated by the source	Vertical/Horizontal
Performanceidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Drive device, buffer size	2 MB	2 MB
InterfaceKnown for one	Unknown — not stated by the source	IDE/ATA
Writing speed6 differ
CD write speedDiffers	48x	40x
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 Double Layer write speedKnown for one	12x	Unknown — not stated by the source
DVD+R write speedDiffers	20x	12x
DVD+RW write speedDiffers	8x	4x
DVD-R write speedDiffers	20x	8x
DVD-RAM write speedDiffers	12x	5x
DVD-RW write speedDiffers	6x	4x
CD rewrite speedKnown for one	Unknown — not stated by the source	24x
Reading speed5 differ
CD read speedDiffers	48x	40x
CD-R read speedKnown for one	48x	Unknown — not stated by the source
CD-RW read speedKnown for one	40x	Unknown — not stated by the source
DVD+R read speedDiffers	16x	10x
DVD-R read speedDiffers	16x	10x
DVD-RAM read speedKnown for one	12x	Unknown — not stated by the source
DVD-RW read speedDiffers	13x	8x
DVD+R Double Layer read speedKnown for one	12x	Unknown — not stated by the source
DVD+RW read speedDiffers	13x	8x
DVD-ROM read speedKnown for one	Unknown — not stated by the source	16x
Access timeidentical
DVD drive average random access time	145 ms	145 ms
CD-ROM drive average random access time	125 ms	125 ms
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	15 - 85%	Unknown — not stated by the source
Operating temperature (T-T)Known for one	5 - 45 °C	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-30 - 60 °C	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	1.5 kg	900 g
Other features1 differ
Dimensions (WxDxH)Differs	160 x 320 x 50 mm	146 x 184.7 x 41.3 mm
Compatible operating systemsKnown for one	Windows 2000/XP/Vista	Unknown — not stated by the source
Number of optical discsKnown for one	1 discs	Unknown — not stated by the source
Power supply typeKnown for one	+12V / +5V DC	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
Record modesidentical
Disc-at-once (DAO)Known for one	Unknown — not stated by the source	Yes
Fixed packetKnown for one	Unknown — not stated by the source	Yes
Multi sessionKnown 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
Variable packetKnown for one	Unknown — not stated by the source	Yes
Packaging contentidentical
Bundled softwareKnown for one	Unknown — not stated by the source	PowerDVD, PowerProducer Gold, Nero Express, In CD, Acrobat Reader

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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