Product comparison · 2 optical disc drives

BenQ CB523C optical disc drive Internal vs BenQ DW1670 black/ivory Retail

5specifications compared
4differ
1identical
38known for one product only

Key differences

CD read speed
- CB523C optical disc drive Internal:52x
- DW1670 black/ivory Retail:40x
Weight
- CB523C optical disc drive Internal:850 g
- DW1670 black/ivory Retail:800 g
Dimensions (WxDxH)
- CB523C optical disc drive Internal:146 x 41.5 x 178 mm
- DW1670 black/ivory Retail:178 x 146 x 42 mm

Side by side

Differences highlightedShow differences only

Comparison of CB523C, DW1670 black/ivory Retail
43 specifications	A BenQ CB523C optical disc drive Internal Model CB523C View product	B BenQ DW1670 black/ivory Retail View product
Designidentical
Internal	Yes	Yes
Performanceidentical
InterfaceKnown for one	Unknown — not stated by the source	EIDE/ATA
Drive device, buffer sizeKnown for one	Unknown — not stated by the source	2 MB
Writing speedidentical
CD write speedKnown for one	Unknown — not stated by the source	40x
CD rewrite speedKnown for one	Unknown — not stated by the source	24x
CD-R write speedKnown for one	Unknown — not stated by the source	40x
CD-RW write speedKnown for one	Unknown — not stated by the source	24x
DVD+R Double Layer write speedKnown for one	Unknown — not stated by the source	8x
DVD+R write speedKnown for one	Unknown — not stated by the source	16x
DVD+RW write speedKnown for one	Unknown — not stated by the source	8x
DVD-R Double Layer write speedKnown for one	Unknown — not stated by the source	4x
DVD-R write speedKnown for one	Unknown — not stated by the source	16x
DVD-RAM write speedKnown for one	Unknown — not stated by the source	5x
DVD-RW write speedKnown for one	Unknown — not stated by the source	6x
DVD write speedKnown for one	Unknown — not stated by the source	16x
DVD rewrite speedKnown for one	Unknown — not stated by the source	8x
Reading speed1 differ
CD read speedDiffers	52x	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	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	16x
DVD+RW read speedKnown for one	Unknown — not stated by the source	16x
DVD read speedKnown for one	16x	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	850 g	800 g
Other features2 differ
Power requirementsDiffers	DC: 5V ± 5%, 0.8A DC: 12V ± 10%, 1.9A	DC 5V +/- 5%, 1.8A, DC12V+/- 10%, 1.3A
Media types supportedKnown for one	Unknown — not stated by the source	DVD+R DL 8.5GB DVD-R DL 8.5GB DVD+R 4.7GB DVD+RW 4.7GB DVD-R 4.7GB DVD-RW 4.7GB (Close session) DVD-RAM 2.6 GB DVD-RAM 4.7 GB Read: DVD-5 DVD-9 DVD-10 DVD-18 DVD+R/-R/+RW/-RW, CD-DA CD-ROM XA (m1, m2f1/m2f2) CD-R CD-RW Bootable CD Photo CD (single & multi-session) Video CD Super Video CD CD-Extra Mi
Write methodsKnown for one	Unknown — not stated by the source	Track-at-Once, Disc-at-Once, Multisession, Packet Writing (fixed & variable packet), CD Digital Audio, Direct-Over-Write on CD-RW, Test Write
Dimensions (WxDxH)Differs	146 x 41.5 x 178 mm	178 x 146 x 42 mm
Number of optical discsKnown for one	Unknown — not stated by the source	1 discs
DVD+R speedKnown for one	Unknown — not stated by the source	16x
DVD+RW speedKnown for one	Unknown — not stated by the source	16x
DVD-R speedKnown for one	Unknown — not stated by the source	16x
DVD-RW speedKnown for one	Unknown — not stated by the source	16x
Double Layer DVD write speedKnown for one	Unknown — not stated by the source	8x
Minimum system requirementsKnown for one	Pentium II 400MHz, 128MB DRAM,150MB free HD space.	Unknown — not stated by the source
Maximum data transfer rateKnown for one	177.28 Mbit/s	Unknown — not stated by the source
Non-operating relative humidity (non-condensing)Known for one	5 - 95%	Unknown — not stated by the source
Technical featuresKnown for one	Dual Cooling System (DCS) Seamless Link Technology	Unknown — not stated by the source
Access timeidentical
DVD drive average random access timeKnown for one	130 ms	Unknown — not stated by the source
Access timeKnown for one	120 ms	Unknown — not stated by the source
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Operating temperature (T-T)Known for one	0 - 50 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 65 °C	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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