Product comparison · 2 optical disc drives

ASUS BW-12D1S-U optical disc drive Black vs ASUS SDRW-08D2S-U/B optical disc drive Black

39specifications compared
23differ
16identical
24known for one product only

Key differences

Drive device, buffer size
- BW-12D1S-U optical disc drive Black:4 MB
- SDRW-08D2S-U/B optical disc drive Black:1 MB
CD-R write speed
- BW-12D1S-U optical disc drive Black:40x
- SDRW-08D2S-U/B optical disc drive Black:24x
CD-RW write speed
- BW-12D1S-U optical disc drive Black:24x
- SDRW-08D2S-U/B optical disc drive Black:16x
DVD+R Double Layer write speed
- BW-12D1S-U optical disc drive Black:8x
- SDRW-08D2S-U/B optical disc drive Black:6x
DVD+R write speed
- BW-12D1S-U optical disc drive Black:16x
- SDRW-08D2S-U/B optical disc drive Black:8x
DVD-R Double Layer write speed
- BW-12D1S-U optical disc drive Black:8x
- SDRW-08D2S-U/B optical disc drive Black:6x
DVD-R write speed
- BW-12D1S-U optical disc drive Black:16x
- SDRW-08D2S-U/B optical disc drive Black:8x
DVD-RW write speed
- BW-12D1S-U optical disc drive Black:6x
- SDRW-08D2S-U/B optical disc drive Black:8x

Side by side

Differences highlightedShow differences only

Comparison of BW-12D1S-U, SDRW-08D2S-U/B
63 specifications	A ASUS BW-12D1S-U optical disc drive Black Model BW-12D1S-U View product	B ASUS SDRW-08D2S-U/B optical disc drive Black Model SDRW-08D2S-U/B View product
Designidentical
Internal	No	No
Product colour	Black	Black
Disc loading typeKnown for one	Unknown — not stated by the source	Tray
MountingKnown for one	Unknown — not stated by the source	Vertical/Horizontal
Performance1 differ
InterfaceKnown for one	USB 3.2 Gen 1 (3.1 Gen 1)	Unknown — not stated by the source
Drive device, buffer sizeDiffers	4 MB	1 MB
Optical disc diameter	120 mm	120 mm
Writing speed7 differ
CD-R write speedDiffers	40x	24x
CD-RW write speedDiffers	24x	16x
BD-R Dual Layer write speedKnown for one	8x	Unknown — not stated by the source
BD-R write speedKnown for one	12x	Unknown — not stated by the source
BD-RE Dual Layer write speedKnown for one	2x	Unknown — not stated by the source
BD-RE write speedKnown for one	2x	Unknown — not stated by the source
DVD+R Double Layer write speedDiffers	8x	6x
DVD+R write speedDiffers	16x	8x
DVD+RW write speed	8x	8x
DVD-R Double Layer write speedDiffers	8x	6x
DVD-R write speedDiffers	16x	8x
DVD-RAM write speed	5x	5x
DVD-RW write speedDiffers	6x	8x
CD write speedKnown for one	Unknown — not stated by the source	24x
CD rewrite speedKnown for one	Unknown — not stated by the source	16x
Reading speed9 differ
CD-R read speedDiffers	40x	24x
CD-ROM read speedDiffers	40x	24x
CD-RW read speed	24x	24x
BD-R Dual Layer read speedKnown for one	8x	Unknown — not stated by the source
BD-R read speedKnown for one	8x	Unknown — not stated by the source
BD-RE Dual Layer read speedKnown for one	6x	Unknown — not stated by the source
BD-RE read speedKnown for one	8x	Unknown — not stated by the source
BD-ROM read speedKnown for one	8x	Unknown — not stated by the source
DVD+R read speedDiffers	16x	8x
DVD-R Double Layer read speedDiffers	12x	8x
DVD-R read speedDiffers	16x	8x
DVD-ROM read speedDiffers	16x	8x
DVD-RW read speedDiffers	12x	8x
DVD+R Double Layer read speedDiffers	12x	8x
DVD+RW read speedDiffers	12x	8x
CD read speedKnown for one	Unknown — not stated by the source	24x
DVD-RAM read speedKnown for one	Unknown — not stated by the source	5x
Access time2 differ
DVD drive average random access timeDiffers	170 ms	160 ms
BD-ROM average random access timeKnown for one	250 ms	Unknown — not stated by the source
CD-ROM drive average random access timeDiffers	150 ms	140 ms
Record modesidentical
Disc-at-once (DAO)	Yes	Yes
Packet writing	Yes	Yes
Random write	Yes	Yes
Sequential writing	Yes	Yes
Session-at-once (SAO)	Yes	Yes
Track-at-once (TAO)	Yes	Yes
Multi sessionKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating relative humidity (H-H)	15 - 80%	15 - 80%
Operating temperature (T-T)	5 - 40 °C	5 - 40 °C
Storage relative humidity (H-H)	10 - 90%	10 - 90%
Storage temperature (T-T)	-30 - 60 °C	-30 - 60 °C
Weight & dimensions1 differ
WeightDiffers	1.29 kg	313 g
Packaging contentidentical
Bundled softwareKnown for one	Cyberlink Power2Go 7 Cyberlink PowerDVD 10 with Magic Cinema Cyberlink PowerBackup 2.5 Cyberlink InstantBurn 5	Unknown — not stated by the source
Other features3 differ
Power requirementsDiffers	+5V ±5%, 2A	USB +5V ± 5%
Dimensions (WxDxH)Differs	243 x 165 x 63 mm	142 x 157 x 21 mm
Compatible operating systemsDiffers	Windows 7 Windows Vista Windows XP	Windows 7, Windows Vista, Windows XP
Media types supportedKnown for one	Unknown — not stated by the source	DVD+R, DVD-R, DVD+RW, DVD-RW, DVD-ROM, DVD+R(DL), DVD-R(DL), DVD-ROM(DL), DVD-RAM, CD-R, CD-RW, CD-ROM, DVD, VCD
Minimum RAMKnown for one	Unknown — not stated by the source	512 MB
Minimum processorKnown for one	Unknown — not stated by the source	Intel Pentium 4 / AMD Athlon 2100+
Minimum storage drive spaceKnown for one	Unknown — not stated by the source	10 GB
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1

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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