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Best Atomfall settings for the AMD RX 6400 (2026)

On a AMD RX 6400 (paired with a balanced Intel Core i5-8600K-class CPU), Atomfall runs at roughly 61 FPS at 1080p with our optimized settings — up from about 34FPS with everything maxed. Here's the configuration and what each setting costs.

The AMD RX 6400 is a entry-level graphics card with 4GB of VRAM, and Atomfall is a moderately demanding game. Paired with the Intel Core i5-8600K, it runs well at 1080p — about 61 FPS with FrameCoach's optimized settings, a clear jump from roughly 34 FPS with everything on High.

Across resolutions you can expect around 61 FPS at 1080p and 48 FPS at 1440p, dropping to roughly 27 FPS at 4K. The biggest free win is FSR upscaling — set it to Quality for a large FPS boost at little visual cost.

ResolutionAll-High FPSOptimized FPS
1080p3461
1440p2048
4K1227
🚀 Biggest free win: enable FSR (Balanced) — about +55% FPS for a small sharpness trade.
Recommended settings
Upscaling — FSRBalanced+55% FPS
Atomfall (Unreal Engine) supports DLSS and FSR. A free FPS boost on a well-optimised game.
Shadow QualityMedium+5% FPS
Shadow resolution and range. High is the value pick over Epic.
Ambient OcclusionOff+5% FPS
Soft contact shadows for depth. Medium is a cheap, good-looking option.
Foliage QualityMedium+4% FPS
Grass and plant density across the British countryside - a real cost in the open Quarantine Zone. High is a clean trade.
Post ProcessingMedium+2% FPS
Bloom and depth of field. Cheap; set to taste.
Texture QualityEpic-1% FPS
Surface sharpness - cheap if it fits your VRAM.
View DistanceHighbaseline
How far the open landscape renders. High is the value pick.
Effects QualityHighbaseline
Combat and environmental effects. Lowering smooths busy moments.
Anti-AliasingHighbaseline
Edge smoothing. Medium/High keeps the image clean cheaply.

⚡ Fine-tune this for your exact CPU & target FPS →

🎯 Can the AMD RX 6400 run Atomfall? See the verdict →

Atomfall on other GPUs
Other games on the AMD RX 6400
Frequently asked

What FPS does the AMD RX 6400 get in Atomfall?

With FrameCoach's optimized balanced settings, the AMD RX 6400 averages around 61 FPS at 1080p in Atomfall — up from about 34 FPS with everything on High.

Can the AMD RX 6400 run Atomfall at 1440p?

At 1440p with optimized settings, the AMD RX 6400 averages roughly 48 FPS in Atomfall; turn on upscaling or aim for a locked 60 for the best feel.

What are the best Atomfall settings for the AMD RX 6400?

Turn on FSR (Balanced), keep ray tracing off for maximum FPS, and ease the heaviest options like Shadow Quality and Ambient Occlusion down a notch. The full per-setting breakdown is above.

FPS figures are estimates from a generalized model (hardware tier × game load × per-setting weights), not live benchmarks — real performance varies by scene, drivers and game version.