Product comparison · 2 optical disc drives

ASUS DRW-20B1LT optical disc drive Internal Black vs MSI OS7-N01100A DVD-RW

5specifications compared
4differ
1identical
39known for one product only

Key differences

Internal
- DRW-20B1LT optical disc drive Internal Black:Yes
- OS7-N01100A DVD-RW:No
CD write speed
- DRW-20B1LT optical disc drive Internal Black:48x
- OS7-N01100A DVD-RW:24x
CD rewrite speed
- DRW-20B1LT optical disc drive Internal Black:32x
- OS7-N01100A DVD-RW:24x
CD read speed
- DRW-20B1LT optical disc drive Internal Black:40x
- OS7-N01100A DVD-RW:24x

Side by side

Differences highlightedShow differences only

Comparison of DRW-20B1LT, OS7-N01100A DVD-RW
44 specifications	A ASUS DRW-20B1LT optical disc drive Internal Black Model DRW-20B1LT View product	B MSI OS7-N01100A DVD-RW View product
Design1 differ
InternalDiffers	Yes	No
Product colourKnown for one	Black	Unknown — not stated by the source
MountingKnown for one	Vertical/Horizontal	Unknown — not stated by the source
Performanceidentical
InterfaceKnown for one	Serial ATA	Unknown — not stated by the source
LightScribeKnown for one	Yes	Unknown — not stated by the source
Drive device, buffer size	2 MB	2 MB
Optical disc diameterKnown for one	120 mm	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	60000 h	Unknown — not stated by the source
Writing speed2 differ
CD write speedDiffers	48x	24x
CD rewrite speedDiffers	32x	24x
DVD+R Double Layer write speedKnown for one	12x	Unknown — not stated by the source
DVD+R write speedKnown for one	20x	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	12x	Unknown — not stated by the source
DVD-R write speedKnown for one	20x	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
DVD write speedKnown for one	Unknown — not stated by the source	8x
DVD rewrite speedKnown for one	Unknown — not stated by the source	8x
Reading speed1 differ
CD read speedDiffers	40x	24x
CD-RW read speedKnown for one	40x	Unknown — not stated by the source
DVD-R Double Layer read speedKnown for one	12x	Unknown — not stated by the source
DVD-ROM read speedKnown for one	16x	Unknown — not stated by the source
DVD+R Double Layer read speedKnown for one	12x	Unknown — not stated by the source
Access timeidentical
DVD drive average random access timeKnown for one	140 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
Multi sessionKnown 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
Variable packetKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	20 - 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	-20 - 60 °C	Unknown — not stated by the source
Weight & dimensionsidentical
HeightKnown for one	41.3 mm	Unknown — not stated by the source
WeightKnown for one	610 g	Unknown — not stated by the source
Other featuresidentical
Power requirementsKnown for one	DC+5V ±5%,DC+12V ±10 %	Unknown — not stated by the source
Media types supportedKnown for one	DVD-ROM, DVD+/-RW, DVD+/-R, Photo CD, Video CD, CD-DA, CD-Extra, CD-Text, CD-R, CD-RW, DVD-RAM	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	146 x 170 x 41.3 mm	Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows 2000, Windows 98, Windows NT, XP, Vista	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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