Existing information
In July 2023, Tom Henderson reported that the PS5 Pro, "codenamed" Trinity, is currently in development. According to him it has 30WGPs, 18 gbps GDDR6, and is targeting a Nov 2024 release date. He also mentioned it has "accelerated ray tracing."
Reliable hardware leaker...
Just like with the endless unrealized switch pro rumours, take it all with a pinch of salt.