Official specs from Steam

Quantum Break system requirements

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

Minimum

OS *Windows 7 - 64 bit
ProcessorIntel Core i5-4460, 2.70GHz or AMD FX-6300
Memory8 GB RAM
GraphicsNVIDIA GeForce GTX 760 or AMD Radeon R7 260x
DirectXVersion 11
Storage68 GB available space

Recommended

OSWindows 10 - 64 bit
ProcessorIntel Core i5 4690, 3.9GHz or AMD equivalent
Memory16 GB RAM
GraphicsNVIDIA GeForce GTX 970 or AMD Radeon R9 390
DirectXVersion 11
Storage68 GB available space

FAQ

What graphics card do I need for Quantum Break?

Minimum: NVIDIA GeForce GTX 760 or AMD Radeon R7 260x. Recommended: NVIDIA GeForce GTX 970 or AMD Radeon R9 390.

How much RAM does Quantum Break need?

Quantum Break needs 8 GB RAM at minimum, 16 GB RAM recommended.

How big is Quantum Break?

Quantum Break requires 68 GB available space.

Does Quantum Break run on Mac or Steam Deck/Linux?

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