Official specs from Steam

The Witcher 3: Wild Hunt system requirements

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

Minimum

OS64-bit Windows 11
ProcessorCore i5-8400 / Ryzen 5 2600
Memory12 GB RAM
GraphicsGeForce GTX 1660 / Radeon RX 5500 XT 8GB / Arc A580
Storage60 SSD GB available space
Additional NotesVRAM 6 GB

Recommended

OS64-bit Windows 11
ProcessorIntel Core i7 8700K / AMD Ryzen 5 3600X
Memory16 GB RAM
GraphicsRTX 2060 Super / AMD Radeon RX 6600 XT / Intel Arc B580
Storage60 SSD GB available space
Additional NotesVRAM 8 GB

FAQ

What graphics card do I need for The Witcher 3: Wild Hunt?

Minimum: GeForce GTX 1660 / Radeon RX 5500 XT 8GB / Arc A580. Recommended: RTX 2060 Super / AMD Radeon RX 6600 XT / Intel Arc B580.

How much RAM does The Witcher 3: Wild Hunt need?

The Witcher 3: Wild Hunt needs 12 GB RAM at minimum, 16 GB RAM recommended.

How big is The Witcher 3: Wild Hunt?

The Witcher 3: Wild Hunt requires 60 SSD GB available space.

Does The Witcher 3: Wild Hunt run on Mac or Steam Deck/Linux?

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