Fingerprint reader with TPM (trusted platform module), just as as before (no drivers due to no-information-policies)
play/pause/rewind/forwind/stop (I think that's media player dependent)
Intel Turbo Memory card - no Linux driver (and not necessary at all)
I'm working with discrete graphics (on-board Intel) since 17.1 only,
ATI graphics card not tested, guess it will work.
Not sure if
- 3D-/Accelearation sensor