Official specs from Steam

Pillars of Eternity system requirements

Minimum and recommended PC specs as listed by the developer on Steam. Native macOS version available. Native Linux build available.

Minimum

OS *Windows Vista 64-bit or newer
ProcessorIntel Core i3-2100T @ 2.50 GHz / AMD Phenom II X3 B73
Memory4 GB RAM
GraphicsATI Radeon HD 4850 or NVIDIA GeForce 9600 GT
Storage14 GB available space
Sound CardDirectX Compatible Sound Card

Recommended

OS *Windows Vista 64-bit or newer
ProcessorIntel Core i5-2400 @ 3.10 GHz / AMD Phenom II X6 1100T
Memory8 GB RAM
GraphicsRadeon HD 7700 or NVIDIA GeForce GTX 570
Storage14 GB available space
Sound CardDirectX Compatible Sound Card

macOS minimum

OSOS X 10.6.3 Leopard 64-bit or newer
ProcessorIntel Core i5-540M @ 2.53 GHz
Memory4 GB RAM
GraphicsATI Radeon HD 6750M or NVIDIA GeForce GT 330M
Storage14 GB available space

macOS recommended

OSOS X 10.9 Mavericks 64-bit or newer
ProcessorIntel Core i5-540M @ 3.40 GHz
Memory8 GB RAM
GraphicsRadeon R9 M290X or Nvidia GeForce GTX 775M 2GB
Storage14 GB available space

FAQ

What graphics card do I need for Pillars of Eternity?

Minimum: ATI Radeon HD 4850 or NVIDIA GeForce 9600 GT. Recommended: Radeon HD 7700 or NVIDIA GeForce GTX 570.

How much RAM does Pillars of Eternity need?

Pillars of Eternity needs 4 GB RAM at minimum, 8 GB RAM recommended.

How big is Pillars of Eternity?

Pillars of Eternity requires 14 GB available space.

Does Pillars of Eternity run on Mac or Steam Deck/Linux?

Yes, there is a native macOS version. A native Linux build is available.