Stretched resolution conversion

I play CS:GO 2.5 sensitivity 400 dpi 1024x768 stretched on a 24 inch 16:9.  How do I convert this to 1920x1080 fov 103 on Black Ops 4 and Overwatch?  Do I use MDH 0% or MDV 0% for matching?

Edited February 25, 20197 yr by buttercream