Official specs from Steam

Persona 5 Royal system requirements

Minimum and recommended PC specs as listed by the developer on Steam.

Minimum

NoteRequires a 64-bit processor and operating system
OSWindows 10
ProcessorIntel Core i7-4790, 3.4 GHz | AMD Ryzen 5 1500X, 3.5 GHz
Memory8 GB RAM
GraphicsNvidia GeForce GTX 650 Ti, 2 GB | AMD Radeon R7 360, 2 GB
DirectXVersion 11
Storage41 GB available space
Additional NotesLow 720p @ 60 FPS. Requires a CPU which supports the AVX and SSE4.2 instruction set. Microsoft no longer supports Windows 10 or older versions.

Recommended

NoteRequires a 64-bit processor and operating system
OSWindows 10
ProcessorIntel Core i7-4790, 3.4 GHz | AMD Ryzen 5 1500X 3.5 Ghz
Memory8 GB RAM
GraphicsNvidia GeForce GTX 760, 2 GB | AMD Radeon HD 7870, 2 GB
DirectXVersion 11
Storage41 GB available space
Additional NotesHigh 1080p @ 60 FPS. Microsoft no longer supports Windows 10 or older versions.

FAQ

What graphics card do I need for Persona 5 Royal?

Minimum: Nvidia GeForce GTX 650 Ti, 2 GB | AMD Radeon R7 360, 2 GB. Recommended: Nvidia GeForce GTX 760, 2 GB | AMD Radeon HD 7870, 2 GB.

How much RAM does Persona 5 Royal need?

Persona 5 Royal needs 8 GB RAM at minimum, 8 GB RAM recommended.

How big is Persona 5 Royal?

Persona 5 Royal requires 41 GB available space.

Does Persona 5 Royal run on Mac or Steam Deck/Linux?

There is no native macOS version. There is no native Linux build (Proton compatibility may vary).