I thought you might be interested in looking at Poor FPS Help Plz!.
https://forums.bohemia.net/forums/topic/81509-poor-fps-help-plz/?do=findComment&comment=1411380
× Pasted as rich text. Restore formatting
Only 75 emoji are allowed.
× Your link has been automatically embedded. Display as a link instead
× Your previous content has been restored. Clear editor
× You cannot paste images directly. Upload or insert images from URL.