Product comparison · 2 optical disc drives

ASUS BC-08B1ST, Black (Bulk) vs ASUS DRW-22B2S, Black

Key differences

Interface
- BC-08B1ST, Black (Bulk):Serial ATA
- DRW-22B2S, Black:EIDE/ATA
DVD+R Double Layer write speed
- BC-08B1ST, Black (Bulk):8x
- DRW-22B2S, Black:12x
DVD+R write speed
- BC-08B1ST, Black (Bulk):16x
- DRW-22B2S, Black:22x
DVD-R Double Layer write speed
- BC-08B1ST, Black (Bulk):8x
- DRW-22B2S, Black:12x
DVD-R write speed
- BC-08B1ST, Black (Bulk):16x
- DRW-22B2S, Black:22x
DVD drive average random access time
- BC-08B1ST, Black (Bulk):150 ms
- DRW-22B2S, Black:160 ms
CD-ROM drive average random access time
- BC-08B1ST, Black (Bulk):150 ms
- DRW-22B2S, Black:140 ms
Dimensions (WxDxH)
- BC-08B1ST, Black (Bulk):170 x 413 x 146 mm
- DRW-22B2S, Black:146 x 170 x 41.3 mm

Differences highlightedShow differences only

Comparison of BC-08B1ST, Black (Bulk), DRW-22B2S, Black
47 specifications	A ASUS BC-08B1ST, Black (Bulk)View product	B ASUS DRW-22B2S, Black View product
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Performance1 differ
InterfaceDiffers	Serial ATA	EIDE/ATA
Writing speed4 differ
DVD+R Double Layer write speedDiffers	8x	12x
DVD+R write speedDiffers	16x	22x
DVD-R Double Layer write speedDiffers	8x	12x
DVD-R write speedDiffers	16x	22x
Reading speedidentical
CD-R read speedKnown for one	Unknown — not stated by the source	40x
CD-RW read speedKnown for one	Unknown — not stated by the source	40x
DVD-RW read speedKnown for one	Unknown — not stated by the source	12x
DVD+RW read speedKnown for one	Unknown — not stated by the source	12x
BD-ROM read speedKnown for one	8x	Unknown — not stated by the source
DVD-RAM read speedKnown for one	12x	Unknown — not stated by the source
Access time2 differ
DVD drive average random access timeDiffers	150 ms	160 ms
CD-ROM drive average random access timeDiffers	150 ms	140 ms
BD-ROM average random access timeKnown for one	250 ms	Unknown — not stated by the source
Record modesidentical
Packet 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
Other features2 differ
Dimensions (WxDxH)Differs	170 x 413 x 146 mm	146 x 170 x 41.3 mm
Compatible operating systemsDiffers	Windows 2000, XP, Vista	Windows 2000, Windows NT, XP, Vista

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.