Product comparison · 2 optical disc drives

BenQ DVD+-R RW DW1620 BULK BLK vs BenQ DVD+ -RWDLDW1620 pro

14specifications compared
3differ
11identical
8known for one product only

Key differences

Operating temperature (T-T)
- DVD+-R RW DW1620 BULK BLK:5 - 45 °C
- DVD+ -RWDLDW1620 pro:5 - 50 °C
Dimensions (WxDxH)
- DVD+-R RW DW1620 BULK BLK:146 x 198 x 42 mm
- DVD+ -RWDLDW1620 pro:198 x 146 x 42 mm
Compatible operating systems
- DVD+-R RW DW1620 BULK BLK:Windows 98/2000/ME/XP
- DVD+ -RWDLDW1620 pro:Windows 98/ ME / 2000/ XP

Side by side

Differences highlightedShow differences only

Comparison of DVD+-R RW DW1620 BULK BLK, DVD+ -RWDLDW1620 pro
22 specifications	A BenQ DVD+-R RW DW1620 BULK BLK View product	B BenQ DVD+ -RWDLDW1620 pro View product
Designidentical
Internal	Yes	Yes
Performanceidentical
Drive device, buffer size	2 MB	2 MB
Writing speedidentical
CD write speed	40x	40x
CD rewrite speed	24x	24x
DVD write speed	16x	16x
DVD rewrite speed	4x	4x
Reading speedidentical
CD read speed	40x	40x
DVD read speed	16x	16x
Access timeidentical
DVD drive average random access timeKnown for one	Unknown — not stated by the source	120 ms
Operational conditions1 differ
Operating relative humidity (H-H)	8 - 80%	8 - 80%
Operating temperature (T-T)Differs	5 - 45 °C	5 - 50 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 60 °C
Weight & dimensionsidentical
Weight	1 kg	1 kg
Other features2 differ
Power requirements	DC 5V +/- 5%, ripple 100mVpp; DC12V+/- 10%, ripple 200mVpp	DC 5V +/- 5%, ripple 100mVpp; DC12V+/- 10%, ripple 200mVpp
Write methodsKnown for one	Unknown — not stated by the source	DVD Data & Video; Disc-at-once, Track-at-once, Multi-session, Packet writing, CD Digital Audio, Direct Over write on CDRW, Simulated Writing
Dimensions (WxDxH)Differs	146 x 198 x 42 mm	198 x 146 x 42 mm
Minimum RAMKnown for one	Unknown — not stated by the source	128 MB
Minimum processorKnown for one	Unknown — not stated by the source	IBM PC compatible Pentium III 550MHz CPU
Minimum storage drive spaceKnown for one	Unknown — not stated by the source	1.1 GB
Compatible operating systemsDiffers	Windows 98/2000/ME/XP	Windows 98/ ME / 2000/ XP
Media types supportedKnown for one	Disc Size: DVD 12cm, CD 8cm/12cm	Unknown — not stated by the source
Minimum system requirementsKnown for one	IBM PC compatible Pentium III 550MHz CPU or above 128MB DRAM, 100MB free HDD space for CD/DVD recording related software installation1GB free HDD space for CD Image recording	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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