Best Atomfall settings for the Steam Deck (RDNA2 iGPU) (2026)
On a Steam Deck (RDNA2 iGPU) (paired with a balanced AMD Ryzen 3 3300X-class CPU), Atomfall runs at roughly 61 FPS at 1080p with our optimized settings — up from about 32FPS with everything maxed. Here's the configuration and what each setting costs.
| Resolution | All-High FPS | Optimized FPS |
|---|
| 1080p | 32 | 61 |
| 1440p | 19 | 45 |
| 4K | 10 | 22 |
🚀 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.
View DistanceMedium+3% FPS
How far the open landscape renders. High is the value pick.
Effects QualityMedium+3% FPS
Combat and environmental effects. Lowering smooths busy moments.
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.
Anti-AliasingHighbaseline
Edge smoothing. Medium/High keeps the image clean cheaply.
⚡ Fine-tune this for your exact CPU & target FPS →
Other games on the Steam Deck (RDNA2 iGPU)
Frequently asked
What FPS does the Steam Deck (RDNA2 iGPU) get in Atomfall?
With FrameCoach's optimized balanced settings, the Steam Deck (RDNA2 iGPU) averages around 61 FPS at 1080p in Atomfall — up from about 32 FPS with everything on High.
Can the Steam Deck (RDNA2 iGPU) run Atomfall at 1440p?
At 1440p with optimized settings, the Steam Deck (RDNA2 iGPU) averages roughly 45 FPS in Atomfall; turn on upscaling or aim for a locked 60 for the best feel.
What are the best Atomfall settings for the Steam Deck (RDNA2 iGPU)?
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.