A new record has been set for GeForce 7900 GTX GPU speed. The recorder is one of the admins of the VR-Zone Hardware Forum, namely Shamino.
The motherboard was replaced by a rare DFI Venus Limited Edition and powered by a Silverstone ST75ZF 750W power supply. The new record is a core speed of 1 GHz and a memory speed of 2 × 990 MHz next to it.

The video card…

… The motherboard…

… And the power supply.
The evidence is:







