Product comparison · 2 optical disc drives

LG GGWH20L optical disc drive Internal vs Philips Internal drive DVD 20x ReWriter

11specifications compared
9differ
2identical
22known for one product only

Key differences

Interface
- GGWH20L optical disc drive Internal:Serial ATA
- Internal drive DVD 20x ReWriter:IDE/ATA
CD write speed
- GGWH20L optical disc drive Internal:40x
- Internal drive DVD 20x ReWriter:48x
CD rewrite speed
- GGWH20L optical disc drive Internal:40x
- Internal drive DVD 20x ReWriter:32x
DVD+R Double Layer write speed
- GGWH20L optical disc drive Internal:12x
- Internal drive DVD 20x ReWriter:16x
DVD+R write speed
- GGWH20L optical disc drive Internal:12x
- Internal drive DVD 20x ReWriter:20x
DVD+RW write speed
- GGWH20L optical disc drive Internal:10x
- Internal drive DVD 20x ReWriter:8x
DVD-R write speed
- GGWH20L optical disc drive Internal:12x
- Internal drive DVD 20x ReWriter:20x
DVD-RW write speed
- GGWH20L optical disc drive Internal:10x
- Internal drive DVD 20x ReWriter:6x

Side by side

Differences highlightedShow differences only

Comparison of GGWH20L, Internal drive DVD 20x ReWriter
33 specifications	A LG GGWH20L optical disc drive Internal Model GGWH20L View product	B Philips Internal drive DVD 20x ReWriter View product
Designidentical
Internal	Yes	Yes
Disc loading typeKnown for one	Tray	Unknown — not stated by the source
Performance1 differ
InterfaceDiffers	Serial ATA	IDE/ATA
Drive device, buffer sizeKnown for one	Unknown — not stated by the source	2 MB
Writing speed7 differ
CD write speedDiffers	40x	48x
CD rewrite speedDiffers	40x	32x
BD-R write speedKnown for one	6x	Unknown — not stated by the source
BD-RE rewrite speedKnown for one	2x	Unknown — not stated by the source
DVD+R Double Layer write speedDiffers	12x	16x
DVD+R write speedDiffers	12x	20x
DVD+RW write speedDiffers	10x	8x
DVD-R Double Layer write speed	12x	12x
DVD-R write speedDiffers	12x	20x
DVD-RW write speedDiffers	10x	6x
CD-RW write speedKnown for one	Unknown — not stated by the source	32x
DVD-RAM write speedKnown for one	Unknown — not stated by the source	12x
Reading speed1 differ
CD read speedDiffers	40x	48x
DVD-ROM read speedKnown for one	Unknown — not stated by the source	16x
Access timeidentical
DVD drive average random access timeKnown for one	160 ms	Unknown — not stated by the source
BD-ROM average random access timeKnown for one	180 ms	Unknown — not stated by the source
CD-ROM drive average random access timeKnown for one	150 ms	Unknown — not stated by the source
Record modesidentical
Disc-at-once (DAO)Known for one	Yes	Unknown — not stated by the source
Layer Jump RecordingKnown for one	Yes	Unknown — not stated by the source
Packet writingKnown for one	Yes	Unknown — not stated by the source
Random writeKnown for one	Yes	Unknown — not stated by the source
Sequential 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
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
Weight & dimensionsidentical
WeightKnown for one	870 g	Unknown — not stated by the source
Other featuresidentical
Dimensions (WxDxH)Known for one	146 x 41.3 x 185 mm	Unknown — not stated by the source
Compatible operating systemsKnown for one	Media Center Edition Windows 2000 Professional Windows XP Home Edition, Professional Windows Vista (x86, x64)	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.

More optical disc drive comparisons

All optical disc drive comparisons