QUOTE(Ultima @ Oct 11 2010, 06:55 PM)
You getting different result?QUOTE(kizwan @ Oct 11 2010, 06:56 PM)
What about if uninstall nVidia driver? a bit extreme though Added on October 11, 2010, 7:11 pm
QUOTE(kizwan @ Oct 11 2010, 06:35 PM)
My thoughts exactly. The Nvidia GPU can be easily turned ON by any services or applications. I believe this can be fixed with BIOS update.
EDIT: I believe A42JV disadvantages compared to 4820TG is the battery. A42JV only equipped with 6-cell 4400 mAh battery while 4820TG equipped with 6-cell 6600 mAh battery. The different of technology applied on both notebook can also contribute to the differences on battery life. A42JV using Optimus technology where when Nvidia GPU is turned ON, the Intel HD is not turned OFF because the output is go through the Intel HD. Which means a lot of power used when Nvidia GPU turned ON. I don't know what method use by 4820TG though because it use ATI Mobility GPU.
For the ATi, they copy the content from ATi to Intel and vice versa and each has the connection to the display, during that changing, the screen blank...EDIT: I believe A42JV disadvantages compared to 4820TG is the battery. A42JV only equipped with 6-cell 4400 mAh battery while 4820TG equipped with 6-cell 6600 mAh battery. The different of technology applied on both notebook can also contribute to the differences on battery life. A42JV using Optimus technology where when Nvidia GPU is turned ON, the Intel HD is not turned OFF because the output is go through the Intel HD. Which means a lot of power used when Nvidia GPU turned ON. I don't know what method use by 4820TG though because it use ATI Mobility GPU.
While yes, its true during nVidia it should eat more due to Intel HD is also ON, but during Intel mode, the nVidia should be completely off as what nVidia demonstrated on some demo video where the GPU is completely off and can be plugged out, then they plug it in back and they ran some benchmark, the nVidia is ON back....
This post has been edited by lee_what2004: Oct 11 2010, 07:11 PM
Oct 11 2010, 06:58 PM
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