https://i.imgur.com/ieagqsc.jpg

Hi guys, I’m new to the forum. I have a question about graphic card. I want upgrade my graphic card to from GTX titan black to RTX 2080ti. But my titan black only need 2 x 6pin for the power and the new RTX 2080ti need 2-3 8pin connector depend on brand. My PSU is very old, from year 2012, but...