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Posted by Zevi A.
Posted on 03/08/06 10:33
Number of views 31464
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Features & Technology
 

Test machine:


For this review we will be using a computer with the following configuration:

Hardware:

Motherboard: ASUS P5W DH Deluxe WI-FI/AP
Processor: Intel Pentium 4 3.0GHz with Hyper Threading support
Memory: 2 GB Corsair XMS2 DDR2-800 PC2-6400
Video: Nvidia GeForce 7600 GT / ATI X850XT Platinum Edition
Display: Dual Dell 1704FPT (DVI)
Sound: Realtek ALC882 High Definition
Hard disks: 160GB Seagate SATA-II, 300GB Seagate SATA-II, 300GB Maxtor SATA.

System set-up:

 

The Panasonic SW-5582 was connected as Primary Master and identified itself as MATSHITA BD-MLT SW-5582. DMA (Direct Memory Access) was enabled for all devices.

The Panasonic SW-5582, which is connected as Primary IDE Channel in Device 0 (Master), supports the faster type of DMA transfer mode of 'Ultra DMA Mode 4."

Software:

Windows XP Professional is installed on the computer along with Service Pack 2 for Windows XP. We will be using the following software in this review:

 

Installation and supported features:


We installed the drive without any problems and here is a screenshot from Nero InfoTool:

The drive came with firmware B096 and for this review we flashed the drive using a newer firmware, version BZC3. The drive uses a 2MB buffer for DVD and 8MB for BD. It is reported as AACS compliant.

And another shot from Nero Burning ROM:

 

Disc Writing Technology:


Now it's time to take a closer look at the write technology used by the Panasonic SW-5582:

CD-Recordable:

The Panasonic SW-5582 uses Z-CLV, (Zone-Constant Linear Velocity), to write at its maximum speed of 24X. This gives an average speed of 19.54x and writing time of 4 minutes and 43 seconds.

CD-Rewritable:

The Panasonic SW-5582 uses Z-CLV (Zone - Constant Linear Velocity) to write CD-RW media at its maximum speed of 16x, with an average write speed of 15.59x and writing time of 5 minutes and 14 seconds.

8x DVD+R Writing speed:

The Panasonic SW-5582 uses Z-CLV (Zone - Constant Linear Velocity) to write DVD+R at the maximum supported speed of 8x. This gives an average write speed of 6.78x and a writing time of 9 minutes 7 seconds.

8X DVD-R Writing speed:

The Panasonic SW-5582 uses Z-CLV (Zone - Constant Linear Velocity) to write DVD-R at the maximum supported speed of 8x. This gives an average write speed of 6.79x and a writing time of 9 minutes 8 seconds.

8X DVD+RW writing speed:

The Panasonic SW-5582 uses Z-CLV (Zone-Constant Linear Velocity) to write DVD+RW at 8x. The average speed is 6.87x and total writing time is 8:32 minutes.

6X DVD-RW writing speed:

The Panasonic SW-5582 uses CLV (Constant Linear Velocity) to write DVD-RW at 6x. The average speed is 5.93x and total writing time is 10:04 minutes.

4X DVD+R DL writing speed:

The Panasonic SW-5582 uses CLV (Constant Linear Velocity) to write DVD+R DL at 4x. The average speed is 3.93x and total writing time is 27:08 minutes.

4X DVD-R DL writing speed:

The Panasonic SW-5582 uses CLV, (Constant Linear Velocity) to write DVD-R DL at 4x. The average speed is 3.94x and total writing time is 27:40 minutes.

5x DVD-RAM writing speed:

According to the specifications the Panasonic SW-5582 should be able to write DVD-RAM media at 5x.

For this test we used Nero CD-DVD Speed to create a test disc. To test the drives maximum write speed, we turned off 'Write and verify."

The Panasonic SW-5582 uses CLV (Constant Linear Velocity) to write DVD-RAM at its maximum speed of 5x. This resulted in an average write speed of 4.95x and a total write time of 11 minutes and 9 seconds.

2x BD-R (Single Layer) writing speed:

According to the specifications the Panasonic SW-5582 should be able to write BD-R 25GB Single Layer media at 2x.

The Panasonic SW-5582 uses CLV (Constant Linear Velocity) to write BD-R at its maximum speed of 2x. This resulted in an average write speed of 1.99x and a total write time of 45:12 minutes.

2x BD-RE (Single Layer) writing speed:

According to the specifications the Panasonic SW-5582 should be able to write BD-RE 25GB Single Layer media at 2x.

The Panasonic SW-5582 uses CLV (Constant Linear Velocity) to write BD-R at its maximum speed of 2x. This resulted in an average write speed of 1.99x and a total write time of 45:15 minutes.

Book type (bitsetting):

The Panasonic SW-5582 does not supports bitsetting on DVD+R, DVD+RW nor DVD+R DL. Hopefully this can be fixed via firmware update.


Bitsetting is not supported

 

Let's continue to the next page where we will examine the reading performance...

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Reactions on this item
Burn speeds are the bane of the archive industry. As I read my 20+ year old CD-Rs, I lament the ignorance of a literally new generation unaware of proper archival methodology when it comes to optical media. Speed kills, not only in cars, but in the quest for archival permanence. It's about pit depth, compatibility, and archival quality. But we ARE in a disposable era and lifestyle, and so, as this new generation generally loses their digital footprint, it will be up to technologists to create an idiot proof archival methodology. The carbon atom nano-initiative seems promising, so have faith, temporals!
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