I just grabbed the large group of units near my forward base and made a group out of them, then sent them to the small battle in the SW corner of the map. Crashes within 10s of the save file.
DxDiag included in the archive:
EDIT: Was running DX11 with the following settings (the following photo is private on Imgur - I couldn't find a way to upload directly to the forums. Hope it isn't against the ol' NDA - will remove if so):