Question: I am upgrading from GTX 960 to GTX 1660 super and apparently need a 6-pin to 8-pin adapter. Will there be issues with my PSU? : r/graphicscard
Recommended Power supply for a GTX 1660 Super? : r/buildapc
Is the Corsair VS450 PSU enough for a Ryzen R5 3600 with a GTX 1660 Ti? - Quora
GTX 1660 Super Graphics 6G GDDR6 192bit Gaming Graphics Card for NVIDIA GeForce GTX1660 Super 6G HDMI/DP/DVI Computer Mining GPU - AliExpress
For msi gtx 1660 graphics cards 8 pin to Dual PCIE 8 PIN Power Supply Cable | eBay