Official specs from Steam

Order of the Sinking Star 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 or later 64-bit (latest update)
ProcessorIntel Core i5-6600K or AMD Ryzen R5 1600 processor
Memory8 GB RAM
GraphicsNVIDIA GeForce GTX 1050 Ti or AMD Radeon RX 580 or Intel Arc A380
DirectXVersion 12
Storage14 GB available space

Recommended

NoteRequires a 64-bit processor and operating system
OSWindows 10 or later 64-bit (latest update)
ProcessorIntel Core i5-9600K or AMD Ryzen R5 3600 processor
Memory16 GB RAM
GraphicsNVIDIA GeForce GTX 2070 Ti or AMD Radeon RX 5700 or Intel Arc B5700
DirectXVersion 12
Storage14 GB available space

FAQ

What graphics card do I need for Order of the Sinking Star?

Minimum: NVIDIA GeForce GTX 1050 Ti or AMD Radeon RX 580 or Intel Arc A380. Recommended: NVIDIA GeForce GTX 2070 Ti or AMD Radeon RX 5700 or Intel Arc B5700.

How much RAM does Order of the Sinking Star need?

Order of the Sinking Star needs 8 GB RAM at minimum, 16 GB RAM recommended.

How big is Order of the Sinking Star?

Order of the Sinking Star requires 14 GB available space.

Does Order of the Sinking Star run on Mac or Steam Deck/Linux?

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