I have a optiplex 390 Small Form Factor and I need a PSU to have a 6 pin. Ill mod the case in anyway to get a PSU to fit into it
https://www.dell.com/downloads/global/products/optix/en/optiplex-390-tech-guide.pdf
https://www.dell.com/downloads/global/products/optix/en/optiplex-390-tech-guide.pdf