Product comparison · 2 optical disc drives

ASUS DRW-22B2ST optical disc drive Internal Black vs ASUS DRW-24B1ST/BLK/B/AS optical disc drive Internal DVD±RW Black

30specifications compared
14differ
16identical
28known for one product only

Key differences

Mounting
- DRW-22B2ST optical disc drive Internal Black:Vertical/Horizontal
- DRW-24B1ST/BLK/B/AS optical disc drive Internal DVD±RW Black:Horizontal
Drive device, buffer size
- DRW-22B2ST optical disc drive Internal Black:2 MB
- DRW-24B1ST/BLK/B/AS optical disc drive Internal DVD±RW Black:1.5 MB
Optical disc diameter
- DRW-22B2ST optical disc drive Internal Black:120 mm
- DRW-24B1ST/BLK/B/AS optical disc drive Internal DVD±RW Black:80,120 mm
CD rewrite speed
- DRW-22B2ST optical disc drive Internal Black:32x
- DRW-24B1ST/BLK/B/AS optical disc drive Internal DVD±RW Black:24x
DVD+R write speed
- DRW-22B2ST optical disc drive Internal Black:22x
- DRW-24B1ST/BLK/B/AS optical disc drive Internal DVD±RW Black:24x
DVD-R write speed
- DRW-22B2ST optical disc drive Internal Black:22x
- DRW-24B1ST/BLK/B/AS optical disc drive Internal DVD±RW Black:24x
CD read speed
- DRW-22B2ST optical disc drive Internal Black:48x
- DRW-24B1ST/BLK/B/AS optical disc drive Internal DVD±RW Black:40x
DVD-ROM read speed
- DRW-22B2ST optical disc drive Internal Black:12x
- DRW-24B1ST/BLK/B/AS optical disc drive Internal DVD±RW Black:16x

Side by side

Differences highlightedShow differences only

Comparison of DRW-22B2ST, DRW-24B1ST/BLK/B/AS
58 specifications	A ASUS DRW-22B2ST optical disc drive Internal Black Model DRW-22B2ST View product	B ASUS DRW-24B1ST/BLK/B/AS optical disc drive Internal DVD±RW Black Model DRW-24B1ST/BLK/B/AS View product
Design1 differ
MountingDiffers	Vertical/Horizontal	Horizontal
Performance2 differ
Optical drive typeKnown for one	Unknown — not stated by the source	DVD±RW
Disc types supportedKnown for one	Unknown — not stated by the source	CD, CD-R, CD-ROM, CD-RW, DVD, DVD+R, DVD+R DL, DVD+RW, DVD+RW DL, DVD-R, DVD-R DL, DVD-RAM, DVD-ROM, DVD-RW, DVD-RW DL
Drive device, buffer sizeDiffers	2 MB	1.5 MB
Optical disc diameterDiffers	120 mm	80,120 mm
Mean time between failures (MTBF)Known for one	70000 h	Unknown — not stated by the source
Writing speed3 differ
CD rewrite speedDiffers	32x	24x
CD-R write speedKnown for one	Unknown — not stated by the source	48x
CD-RW write speedKnown for one	Unknown — not stated by the source	24x
DVD+R write speedDiffers	22x	24x
DVD-R write speedDiffers	22x	24x
Reading speed2 differ
CD read speedDiffers	48x	40x
CD-R read speedKnown for one	Unknown — not stated by the source	40x
CD-ROM read speedKnown for one	Unknown — not stated by the source	48x
CD-RW read speedKnown for one	Unknown — not stated by the source	40x
DVD-ROM read speedDiffers	12x	16x
DVD-RAM read speedKnown for one	12x	Unknown — not stated by the source
Access time2 differ
DVD drive average random access timeDiffers	160 ms	150 ms
CD-ROM drive average random access timeDiffers	140 ms	150 ms
Record modesidentical
Disc-at-once (DAO)Known for one	Unknown — not stated by the source	Yes
Packet writingKnown for one	Unknown — not stated by the source	Yes
Random writeKnown for one	Unknown — not stated by the source	Yes
Sequential writingKnown 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
Operational conditions2 differ
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 80%
Operating temperature (T-T)Differs	5 - 50 °C	5 - 45 °C
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	15 - 90%
Storage temperature (T-T)Differs	-40 - 65 °C	-20 - 60 °C
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	146 mm
DepthKnown for one	Unknown — not stated by the source	170 mm
HeightKnown for one	Unknown — not stated by the source	41 mm
Packaging content1 differ
Bundled softwareDiffers	Nero 8	Nero Essentials E-Green E-Hammer
Other features1 differ
Power requirementsDiffers	DC+5V ±5%, DC+12V ±10 %	5V
Media types supportedKnown for one	Unknown — not stated by the source	Audio CD,Video CD,CD-I,CD-Extra,Photo CD,CD-Text,CD-ROM/XA,Multi-session CD,DVD Video
Minimum RAMKnown for one	Unknown — not stated by the source	128 MB
Minimum processorKnown for one	Unknown — not stated by the source	Intel Pentium 300+
Minimum storage drive spaceKnown for one	Unknown — not stated by the source	10 GB
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows Vista, XP, 2000
Number of optical discsKnown for one	Unknown — not stated by the source	1 discs
Power supply typeKnown for one	Unknown — not stated by the source	DC
Dimensions (WxDxH)Known for one	146 x 41.3 x 170 mm	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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