This is the NVIDIA SLI multiple - GPU connector that use to link up two identical VGA card.

On the PCI slot connector of the Chaintech GeForce 6800GS 256MB DDR3 PCI-Express, there is a VGA out, S-Video connector and a DVI connector.

The Chaintech GeForce 6800GS 256MB DDR3 PCI-Express VGA card is require the extra power source from the PSU in order to run properly. Therefore, there is 6-Pin PCI-E connector on the VGA card.