Try these ones https://www.amazon.com/gp/product/B08XP53KWQ/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1 . I have them with my EVGA 550 watt power supply with only 2 8 pins from PSU to power 2 1660s and 2 risers.