Sir Prince, your computer must be a monster, or you are the most patient person alive.
Looking at the Alemmani battle that's got to be at least 4,000 alone!
I play with big units, but anything over about 2,000 and my computer chugs beyond reason.
Oh, and later I'll have some Medieval Total War [original] shots. I just had a massive, eight army battle. At least 5,000+.
I have to sort through all the pictures.
Oh, and that last one is hysterical.