Update broke the game looks like.
It's todays Nvidia drivers.
https://forums.geforce.com/default/topic/976786/geforce-drivers/nvidia-drivers-375-86-low-memory-clock/
https://forums.geforce.com/default/topic/976636/geforce-drivers/official-375-86-game-ready-whql-display-driver-feedback-thread-released-11-15-16-/
''Issues and Updates:
Battlefield 1 displays flicker after 11/15 patch w/ SLI enabled
Battlefield 1 menu text becomes jittery after 11/15 patch w/ SLI
Some GTX 1080/1070/1060 GPUs video memory stuck at 810Mhz
Call of Duty: Infinite Warfare SLI flicker w/ render resolution above 100
Incorrect F@H work units after update to R375 drivers''
I can't make a thread on this, but if someone else wants to, please do so. This should be a warning to anyone thinking of updating their drivers.