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Icyedge said:
disolitude said:
 


No Nvidia doesn't use this tech. Nvidia 3d vision pushes 120 hz to the TV at all times and needs atleast 30 frames per eye to make any game work. You can controll the offset but each frame still needs to be rendered 2 times and the video card has its work cut out when it comes to the fill rate.

If you need proof of this, run any game using Nvidia 3D vision and have the FPS counter in the corner. The game running sub 60 FPS will chug but is still playable... at 30 frames it is completely unplayable. I tested this with Street Fighter 4 and anything under 45 frames per second is completely unplayable for a fighter. this is because 44 fps in 3D is actually 22 fps.

Thanks for the info, I was sure it was using this tech, may explain why the result are good through software then. I dont need proof from you on this subject ;).

lol...I was curious about that too when I got 3D vision but to my disapointment it has to render each frame. I had to upgrade the videocard when I realized this...

But the results are amazing so I am not complaining.

Its a shame that Nvidia 3D vision doesn't have a more robust drivers to be honest. For example, my TV is a DLP tv and it uses a checkerboard pattern. The checkerboard patters is a very cool form of interlacing and it merges the 2X frames in to 1 60 hz signal. So basically its 720p x 2 merged in to 1080p screen.

Nvidia 3D vision renders 2 1080p frames and then processes it to display on my TV. Essentially wasting 50% of the processing for the resolution...