There you go, as you can see the screen is much bigger 10.1" now I believe, the remote touch has some nice stitching on it now and the centre console is now inset, rather than sat on top along with dark brushed aluminium in place of the plastic. Cant see properly in the picture above but the cupholder has been changed too and its subtle, but the steering wheel is different - now has square buttons in place of the round ones.
Can't tell for sure but it seems the IS F-Sport might also be coming with the Naguri trim from the GS F-Sport: