LG GH22LP20 Super Multi DVD-Writer Review

  

Test machine:

For this review we will be using a “Home Built” computer with the following configurations:

  • Processor:  Intel Core 2 Quad Q6600 2.4GHz
  • Memory:  4GB, G.Skill DDR2 800
  • Video: SAPHIRE Radeon HD 4850 256-bit GDDR3
  • Sound:  Realtek 8111B 8 Channels Audio, onboard
  • Hard Disks: 1X WD Raptor WD150GB, 1X WD 750 GB
  • Optical Drives: BenQ DW1655, Lite-On DH20A3P, Lite-On DH203AH,  LG GGW-H20L, Lite-On SOHR-5239V, Optiarc AD-7200A and the LG GH22LP20

 

System setup:

LG GH22LP20 Super Multi DVD-Writer Review

The LG GH22LP20 is connected on a Silicon Image SiL 0680 PCI to IDE controller.

And another screenshot from Nero InfoTool:

LG GH22LP20 Super Multi DVD-Writer Review

From the screenshot from Nero InfoTool above, we can see the LG GH22LP20 supports DVD-RAM read and write. The drive came shipped with firmware version 1.00.

Installed software:

For conducting our various tests, we will be using the following applications.

 

Our review PC has Windows Vista Ultimate 32 bit installed with Service Pack 1.


Features and techniques

BookType (BitSetting):

The LG GH22LP20 supports automatic bit-setting and supports Bit-Setting on DVD+R and DVD+R DL media via burning applications such as Nero Burning Rom.  Bit-setting of DVD+RW is not available.

LG GH22LP20 Super Multi DVD-Writer Review

Here is how you could check if your discs are really written with DVD-ROM book type:

Start Nero CD-DVD Speed and click the Disc info button and you should get something like this:

LG GH22LP20 Super Multi DVD-Writer Review

DVD+R DL with BookType DVD-ROM


Writing technique

Now it’s time to take a closer look at the write technology used by the LG GH22LP20:

For these tests we used CD-Speed and wrote a full disc at the drives maximum speed.

CD Recordable:

According to the specifications of the LG GH22LP20, it should be able to write CD-R media at a maximum speed of 48X.

LG GH22LP20 Super Multi DVD-Writer Review

The LG GH22LP20 uses CAV, (Constant Angular Velocity), to write at its maximum speed of 48X. This gives an average speed of 36.77X and a total writing time of 2 minutes and 41 seconds.

For comparison we have made the following table: 

LG GH22LP20 Super Multi DVD-Writer Review

As we can see, the LG GH22LP20 was one of the fastest drives when writing CD-R media.

CD Re-writable:

According to the specifications of the LG GH22LP20, it should be able to write CD-RW media at a maximum speed of 32X.

LG GH22LP20 Super Multi DVD-Writer Review

The LG GH22LP20 uses Z-CLV, (Zoned Constant Linear Velocity), to write at its maximum speed of 32X. This gives an average speed of 26.25X and a total writing time of 3 minutes and 48 seconds.

For comparison we have made the following table: 

LG GH22LP20 Super Multi DVD-Writer Review

As we can see, the LG GH22LP20 performs on average when writing CD-RW media.


22x DVD+R/-R writing speed:

According to the specifications of the LG GH22LP20, it should be able to write DVD+R/-R media at a maximum speed of 22X.

LG GH22LP20 Super Multi DVD-Writer Review

DVD+R

The LG GH22LP20 uses CAV, (Constant Angular Velocity) to write at its maximum speed of 22X. This gives an average speed of 16.33X and a total writing time of 4 minutes and 25 seconds.

LG GH22LP20 Super Multi DVD-Writer Review

DVD-R

The LG GH22LP20 uses CAV, (Constant Angular Velocity), to write at its maximum speed of 22X. This gives an average speed of 16.38X and a total writing time of 4 minutes and 17 seconds.

For comparison we have made the following table: 

LG GH22LP20 Super Multi DVD-Writer Review

As we can see from our table, the LG GH22LP20 was very fast when writing our test DVD±R media.

8X DVD+RW writing speed:

According to the specifications of the LG GH22LP20, it should be able to write DVD+RW at a maximum speed of 8X.

LG GH22LP20 Super Multi DVD-Writer Review

The LG GH22LP20 uses Z-CLV, (Zoned Constant Linear Velocity), to write at its maximum speed of 8X. This gives an average speed of 7.74X and a total writing time of 7 minutes and 43 seconds.

For comparison we have made the following table: 

LG GH22LP20 Super Multi DVD-Writer Review

The LG GH22LP20 was one of the fastest drives when writing our test DVD+RW media.

6x DVD-RW writing speed:

According to the specifications of the LG GH22LP20, it should be able to write DVD-RW at a maximum speed of 6X.

LG GH22LP20 Super Multi DVD-Writer Review

The LG GH22LP20 uses CLV, (Constant Linear Velocity), to write at its maximum speed of 6X. This gives an average speed of 6.03X and a total writing time of 10 minutes and 24 seconds.

For comparison we have made the following table: 

LG GH22LP20 Super Multi DVD-Writer Review

The LG GH22LP20 was average when writing DVD-RW media.

DVD+R DL writing speed:

According to the specifications of the LG GH22LP20, it should be able to write DVD+R DL at a maximum speed of 16X.  However, we do not have any 16X capable DL media available for testing.  We will test a Verbatim 8X DVD+R DL disc which the LG GH22LP20 reports a 10X capable write:

LG GH22LP20 Super Multi DVD-Writer Review

The LG GH22LP20 uses P-CAV, (Partial-Constant Angular Velocity), to write at 10X. This gives an average speed of 9.15X and a total writing time of 14 minutes and 0 seconds.

DVD-R DL writing speed:

According to the specifications of the LG GH22LP20, it should be able to write DVD-R DL at a maximum speed of 16X. We had no media that was supported at this writing speed, so we show a disc burned at 4X instead.

LG GH22LP20 Super Multi DVD-Writer Review

The LG GH22LP20 uses CLV, (Constant Linear Velocity), to write at 4X. This gives an average speed of 3.95X and a total writing time of 28 minutes and 03 seconds.

For comparison we have made the following table: 

LG GH22LP20 Super Multi DVD-Writer Review

The LG GH22LP20 was one of the fastest drives when writing DVD+R double layer media; we regret that we do not have the high-speed DVD-R DL discs to test.

12x DVD-RAM writing speed:

According to the specifications of the LG GH22LP20, it should be able to write DVD-RAM at a maximum speed of 12X.

LG GH22LP20 Super Multi DVD-Writer Review

The LG GH22LP20 uses P-CAV, (Partial Constant Angular Velocity), to write at its maximum speed of 12X. This gives an average speed of 9.93X and a total writing time of 6 minutes and 08 seconds.

For comparison we have made the following table: 

LG GH22LP20 Super Multi DVD-Writer Review

The LG GH22LP20 was one of the slowest drives when writing our test DVD-RAM media.

Summary:

The LG GH22LP20 has excellent writing performance on DVD and CD recordable media.

Let’s head on to the next page where we will check reading performance….