Users with a PS3 disc could pay a small fee to download the native PS4 version of the same game.
On a jailbroken PS4, users can boot into to run the RPCS3 emulator .
While a "one-click" converter for native playback doesn't exist, there are specific workarounds used by the community: 1. Linux and RPCS3 (Jailbroken PS4)
Performance varies wildly by game; many titles are unplayable due to the PS4's hardware limitations.
The PS3 uses a unique Cell Broadband Engine , while the PS4 uses a standard x86-64 architecture .
