As title says, my GPU has a 6 pin connector located at the top, however when I plug a 6 pin the LED flashes red. So I tried plugging a 6+2pin in and that somehow managed to work? Is that normal. Just on the spec it says I'll only need x1 6pin for the GPU to work.
GPU: Asus GTX 1060 3GB
http://www.ebay.co.uk/itm/292388110534
GPU: Asus GTX 1060 3GB
http://www.ebay.co.uk/itm/292388110534