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Posted by Jan S.
Posted on 23/04/05 23:04
Number of views 7752
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Writing performance
 

Writing Data CD-R/RW discs:


The writing speed, 48x/32x on CD-R/RW was introduced with this new BenQ DW1640 drive. The previous models did max 40x/24x on CD-R/RW. Below are the results:


The BenQ DW1640 uses CAV (Constant Angular Velocity) to write CD-R's at 48x. This gives an average writing speed of 35.02x and a writing time of 2 minutes and 59 seconds.


The BenQ DW1640 uses P-CAV, (Partial-Constant Angular Velocity) to write CD+RW at 32x. The average speed is 30x and total writing time is 3 minutes and 10 seconds.

In this first look, we did not include any quality scans of the CD-R/RW discs. You need to wait for the complete review for those.

DVD-Writing performance:


The specifications of this drive tell us that it should write DVD+R9 DL at 8x, DVD+R/-R at 16x and DVD+RW/-RW at 8x/6x.

DVD+R at 16x:



The BenQ DW1640 uses CAV (Constant Angular Velocity) to write DVD+R at 16x. This gives an average writing speed of 11.41x and a writing time of 5 minutes and 47 seconds.

Above a Nero CD/DVD-speed quality scan on the Sony DVD+R 16x disc, we can see the disc got a quality score of 92.



Verbatim 16x DVD+R media, average writing speed of 11.40x, and a writing time of 5 minutes and 46 seconds.

The Verbatim DVD+R 16x disc got a quality score of 92.

DVD+RW at 8x:


The BenQ DW1640 uses Z-CLV, (Zone-Constant Linear Velocity) to write DVD+RW at 8x. The average speed is 7.70x and total writing time is 7 minutes and 51 seconds.

The Traxdata DVD+RW 8x disc got a quality score of 96.

DVD-R at 16x:



The BenQ DW1640 uses CAV (Constant Angular Velocity) to write DVD-R at 16x. This gives an average writing speed of 11.26x, and a writing time of 6 minutes and 10 seconds.

The Sony DVD-R 16x disc got a quality score of 95.



Verbatim 16x DVD-R media - average writing speed of 11.26x, and a writing time of 6 minutes and 7 seconds.

The Verbatim DVD-R 16x disc got a quality score of 97.

DVD-RW at 6x:


The BenQ DW1640 uses CLV (Constant Linear Velocity) to write DVD-RW at 6x. The average speed is 5.90x and total writing time is 10 minutes and 28 seconds.

The Traxdata DVD-RW 6x disc got a quality score of 95.

DVD+R9 DL at 8x:



The BenQ DW1640 uses P-CAV (Partial-Constant Angular Velocity) to write DVD+R9 DL at 8x. This gives an average writing speed of 7.50x, and a writing time of 15 minutes and 04 seconds.

The Verbatim 2.4x DVD+R9 DL disc burned at 8x got a quality score of 93.

 

Now, that concludes our BenQ DW1640 first look, head on to the last page to read our conclusion…

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Reactions on this item
very nice preview!:g
a question: why is there no DVD-R DL read test ?
who cares about dvd-r DL media anyway!!!
-rDL is not compatible in anything unlike +rDL with dvd-rom booktype!!:)
I do wish it had high speed Lightscribe though!!!!:c
[edited by swifty7 on 26.04.2005 03:49]
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