Product comparison · 2 optical disc drives

ASUS DRW-24B1ST optical disc drive Internal DVD±R/RW Black vs ASUS DVD-E818A4 optical disc drive Internal DVD±R/RW

29specifications compared
15differ
14identical
25known for one product only

Key differences

Interface
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:Serial ATA
- DVD-E818A4 optical disc drive Internal DVD±R/RW:EIDE/ATA
CD read speed
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:40x
- DVD-E818A4 optical disc drive Internal DVD±R/RW:48x
DVD-R Double Layer read speed
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:12x
- DVD-E818A4 optical disc drive Internal DVD±R/RW:8x
DVD-ROM read speed
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:16x
- DVD-E818A4 optical disc drive Internal DVD±R/RW:18x
DVD-RW read speed
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:12x
- DVD-E818A4 optical disc drive Internal DVD±R/RW:10x
DVD+R Double Layer read speed
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:12x
- DVD-E818A4 optical disc drive Internal DVD±R/RW:8x
DVD+RW read speed
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:12x
- DVD-E818A4 optical disc drive Internal DVD±R/RW:10x
DVD drive average random access time
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:140 ms
- DVD-E818A4 optical disc drive Internal DVD±R/RW:120 ms

Side by side

Differences highlightedShow differences only

Comparison of DRW-24B1ST, DVD-E818A4
54 specifications	A ASUS DRW-24B1ST optical disc drive Internal DVD±R/RW Black Model DRW-24B1ST View product	B ASUS DVD-E818A4 optical disc drive Internal DVD±R/RW Model DVD-E818A4 View product
Designidentical
Internal	Yes	Yes
Product colourKnown for one	Black	Unknown — not stated by the source
Disc loading type	Tray	Tray
Mounting	Vertical/Horizontal	Vertical/Horizontal
Performance1 differ
Optical drive type	DVD±R/RW	DVD±R/RW
InterfaceDiffers	Serial ATA	EIDE/ATA
Drive device, buffer sizeKnown for one	2 MB	Unknown — not stated by the source
Optical disc diameter	120 mm	120 mm
Writing speedidentical
CD write speedKnown for one	48x	Unknown — not stated by the source
CD rewrite speedKnown for one	32x	Unknown — not stated by the source
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 speedKnown for one	24x	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	24x	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
Reading speed6 differ
CD read speedDiffers	40x	48x
CD-R read speedKnown for one	40x	Unknown — not stated by the source
CD-ROM read speed	48x	48x
CD-RW read speedKnown for one	40x	Unknown — not stated by the source
DVD+R read speed	16x	16x
DVD-R Double Layer read speedDiffers	12x	8x
DVD-R read speed	16x	16x
DVD-ROM read speedDiffers	16x	18x
DVD-RW read speedDiffers	12x	10x
DVD+R Double Layer read speedDiffers	12x	8x
DVD+RW read speedDiffers	12x	10x
DVD-RAM read speedKnown for one	Unknown — not stated by the source	5x
Access time2 differ
DVD drive average random access timeDiffers	140 ms	120 ms
CD-ROM drive average random access timeDiffers	150 ms	120 ms
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
Over-burn writingKnown 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 conditions2 differ
Operating relative humidity (H-H)Differs	15 - 80%	20 - 80%
Operating temperature (T-T)	5 - 50 °C	5 - 50 °C
Storage relative humidity (H-H)Differs	15 - 95%	-20 - 60%
Storage temperature (T-T)	-40 - 65 °C	-40 - 65 °C
Weight & dimensionsidentical
Weight	650 g	650 g
Other features4 differ
Power requirementsDiffers	5 - 12V	DC+5V ±5%, DC+12V ±10%
Media types supportedDiffers	ACD, VCD, CD-I,CD-E, Photo-CD, CD-Text, CD-ROM/XA, DVD	Audio CD, Video CD, CD-I, CD-Extra, Photo CD, CD-Text, CD-ROM/XA, DVD Video
Dimensions (WxDxH)	146 x 170 x 41 mm	146 x 170 x 41 mm
Minimum RAM	128 MB	128 MB
Minimum processorDiffers	Intel Pentium 300 MHz	Pentium, 300MHz
Minimum storage drive space	10 GB	10 GB
Compatible operating systemsDiffers	Windows Vista Windows XP Windows 2000	Windows XP/Vista
Buffer sizeKnown for one	Unknown — not stated by the source	198 KB

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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