Product comparison · 2 optical disc drives

ASUS DRW-24B1ST optical disc drive Internal DVD±R/RW Black vs ASUS DRW-24B3LT/BLKB optical disc drive Internal DVD±R/RW Black

36specifications compared
11differ
25identical
18known for one product only

Key differences

Interface
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:Serial ATA
- DRW-24B3LT/BLKB optical disc drive Internal DVD±R/RW Black:Serial ATA II
Drive device, buffer size
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:2 MB
- DRW-24B3LT/BLKB optical disc drive Internal DVD±R/RW Black:1.5 MB
CD rewrite speed
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:32x
- DRW-24B3LT/BLKB optical disc drive Internal DVD±R/RW Black:24x
CD-RW write speed
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:32x
- DRW-24B3LT/BLKB optical disc drive Internal DVD±R/RW Black:24x
CD read speed
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:40x
- DRW-24B3LT/BLKB optical disc drive Internal DVD±R/RW Black:48x
DVD drive average random access time
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:140 ms
- DRW-24B3LT/BLKB optical disc drive Internal DVD±R/RW Black:150 ms
Operating relative humidity (H-H)
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:15 - 80%
- DRW-24B3LT/BLKB optical disc drive Internal DVD±R/RW Black:20 - 80%
Operating temperature (T-T)
- DRW-24B1ST optical disc drive Internal DVD±R/RW Black:5 - 50 °C
- DRW-24B3LT/BLKB optical disc drive Internal DVD±R/RW Black:5 - 45 °C

Side by side

Differences highlightedShow differences only

Comparison of DRW-24B1ST, DRW-24B3LT/BLKB
54 specifications	A ASUS DRW-24B1ST optical disc drive Internal DVD±R/RW Black Model DRW-24B1ST View product	B ASUS DRW-24B3LT/BLKB optical disc drive Internal DVD±R/RW Black Model DRW-24B3LT/BLKB View product
Designidentical
Internal	Yes	Yes
Product colour	Black	Black
Disc loading type	Tray	Tray
Mounting	Vertical/Horizontal	Vertical/Horizontal
Performance2 differ
Optical drive type	DVD±R/RW	DVD±R/RW
InterfaceDiffers	Serial ATA	Serial ATA II
Drive device, buffer sizeDiffers	2 MB	1.5 MB
Optical disc diameterKnown for one	120 mm	Unknown — not stated by the source
LightScribeKnown for one	Unknown — not stated by the source	Yes
Writing speed2 differ
CD write speed	48x	48x
CD rewrite speedDiffers	32x	24x
CD-R write speed	48x	48x
CD-RW write speedDiffers	32x	24x
DVD+R Double Layer write speed	12x	12x
DVD+R write speed	24x	24x
DVD+RW write speed	8x	8x
DVD-R Double Layer write speed	12x	12x
DVD-R write speed	24x	24x
DVD-RAM write speed	12x	12x
DVD-RW write speed	6x	6x
Reading speed1 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 speed	12x	12x
DVD-R read speed	16x	16x
DVD-ROM read speed	16x	16x
DVD-RW read speed	12x	12x
DVD+R Double Layer read speed	12x	12x
DVD+RW read speed	12x	12x
DVD-RAM read speedKnown for one	Unknown — not stated by the source	12x
Access time1 differ
DVD drive average random access timeDiffers	140 ms	150 ms
CD-ROM drive average random access time	150 ms	150 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 conditions4 differ
Operating relative humidity (H-H)Differs	15 - 80%	20 - 80%
Operating temperature (T-T)Differs	5 - 50 °C	5 - 45 °C
Storage relative humidity (H-H)Differs	15 - 95%	15 - 90%
Storage temperature (T-T)Differs	-40 - 65 °C	-20 - 60 °C
Weight & dimensionsidentical
Weight	650 g	650 g
Other features1 differ
Power requirementsKnown for one	5 - 12V	Unknown — not stated by the source
Media types supportedKnown for one	ACD, VCD, CD-I,CD-E, Photo-CD, CD-Text, CD-ROM/XA, DVD	Unknown — not stated by the source
Dimensions (WxDxH)	146 x 170 x 41 mm	146 x 170 x 41 mm
Minimum RAMKnown for one	128 MB	Unknown — not stated by the source
Minimum processorKnown for one	Intel Pentium 300 MHz	Unknown — not stated by the source
Minimum storage drive spaceKnown for one	10 GB	Unknown — not stated by the source
Compatible operating systemsDiffers	Windows Vista Windows XP Windows 2000	Windows XP, Vista, 7

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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