Official specs from Steam

Kingdom Hearts II Final Mix system requirements

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

Kingdom Hearts II Final Mix release infoSteam page Check other games

Minimum

NoteRequires a 64-bit processor and operating system
OSWindows 10 64-bit (ver.1909 or later)
ProcessorIntel® Core™ i3-3210 / AMD A8-7600
Memory4 GB RAM
GraphicsNVIDIA® GeForce® GTX 750 / AMD Radeon™ RX 460
DirectXVersion 11
Storage60 GB available space
Additional Notes30FPS @1280×720

Recommended

NoteRequires a 64-bit processor and operating system
OSWindows 10 64-bit (ver.1909 or later)
ProcessorIntel® Core™ i3-3210 / AMD A8-7600
Memory8 GB RAM
GraphicsNVIDIA® GeForce® GTX 750 / AMD Radeon™ RX 460
DirectXVersion 11
Storage60 GB available space
Additional Notes60FPS @1920×1080

FAQ

What graphics card do I need for Kingdom Hearts II Final Mix?

Minimum: NVIDIA® GeForce® GTX 750 / AMD Radeon™ RX 460. Recommended: NVIDIA® GeForce® GTX 750 / AMD Radeon™ RX 460.

How much RAM does Kingdom Hearts II Final Mix need?

Kingdom Hearts II Final Mix needs 4 GB RAM at minimum, 8 GB RAM recommended.

How big is Kingdom Hearts II Final Mix?

Kingdom Hearts II Final Mix requires 60 GB available space.

Does Kingdom Hearts II Final Mix run on Mac or Steam Deck/Linux?

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