Official specs from Steam

Resident Evil 4 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 (64 bit)
ProcessorAMD Ryzen 3 1200 / Intel Core i5-7500
Memory8 GB RAM
GraphicsAMD Radeon RX 560 with 4GB VRAM / NVIDIA GeForce GTX 1050 Ti with 4GB VRAM
DirectXVersion 12
NetworkBroadband Internet connection
Additional NotesEstimated performance (when set to Prioritize Performance): 1080p/45fps. ・Framerate might drop in graphics-intensive scenes. ・AMD Radeon RX 6700 XT or NVIDIA GeForce RTX 2060 required to support ray tracing.

Recommended

NoteRequires a 64-bit processor and operating system
OSWindows 10 (64 bit)/Windows 11 (64 bit)
ProcessorAMD Ryzen 5 3600 / Intel Core i7 8700
Memory16 GB RAM
GraphicsAMD Radeon RX 5700 / NVIDIA GeForce GTX 1070
DirectXVersion 12
NetworkBroadband Internet connection
Additional NotesEstimated performance: 1080p/60fps ・Framerate might drop in graphics-intensive scenes. ・AMD Radeon RX 6700 XT or NVIDIA GeForce RTX 2070 required to support ray tracing.

FAQ

What graphics card do I need for Resident Evil 4?

Minimum: AMD Radeon RX 560 with 4GB VRAM / NVIDIA GeForce GTX 1050 Ti with 4GB VRAM. Recommended: AMD Radeon RX 5700 / NVIDIA GeForce GTX 1070.

How much RAM does Resident Evil 4 need?

Resident Evil 4 needs 8 GB RAM at minimum, 16 GB RAM recommended.

Does Resident Evil 4 run on Mac or Steam Deck/Linux?

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