8 pin pcie

Hey there, I recently upgraded to a MSI 1080ti with x2 8pin PCIe port (whoohoo!) but am running into what seems to be a very unique problem. My psu has 6 8 pin slots, but none of them appear to have the slot for the bridge that is on the top right two pins of the male connector on the power...

I’ve trying to look for an answer but drawing a blank. I have a 1200W CoolerMaster Silent Gold Pro from a PC back in 2013. And with my new build I just bought a EVGA RTX 2080ti FTW3 Ultra. The Card requires two 8pin connectors (6+2 right?) and my question is do I take 2 of those cables and...

I've a thermaltake 550 watt psu which have only 1 6 pin PCIe connector. Now I wanna upgrade my gpu. If I converte 2×molex to a 6 pin connector and then use the 2×6pin to create a 8pin connector would it be appropriate.... give me solutions guys... Thanks in advance.