Guys see this forum post at Guru3D, there are problems with the 545 driver branch on some setups
https://forums.guru3d.com/threads/nvidia-geforce-545-84-whql-driver-download-discussion.449800/#post-6176666
I'll stop posting driver stuff now as it's kinda thread derailing lol waiting eagerly for the 2.9 patch as I'm on my two days off work