A:AnswerSony has said that the ps5 will come with a proprietary hardware based 3d audio processor called Tempest 3D AudioTech. As of this post there has not much info by way of compatibility announcements. But usually the words proprietary and hardware doesn't bode well for universal compatibility.
A:AnswerThe ps5 will come with a custom ssd that has a stated capacity of 825GB. As of this posting, it is not known if that is the total size or the usable size (what's left after the os and astro bot game is installed) of the ssd.