Hi @Roundcube i was also facing the same issue my specs
motherboard-asus b350f gaming
cpu-ryzen 5 1600
ram -g skill 16 gb 2 sticks
Graphic -1060 6gb
I also tried all those things you tried
The pc wont boot with 2 ram sticks
But when tried with one it would work fine
My ram stick is also...
Facebook
Twitter
Instagram