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Best Atomic Heart settings for the NVIDIA GTX 660 (2GB) (2026)

On a NVIDIA GTX 660 (2GB) (paired with a balanced Intel Core i5-8600K-class CPU), Atomic Heart runs at roughly 36 FPS at 1080p with our optimized settings — up from about 15FPS with everything maxed. Here's the configuration and what each setting costs.

The NVIDIA GTX 660 (2GB) is a entry-level graphics card with 2GB of VRAM, and Atomic Heart is a moderately demanding game. Paired with the Intel Core i5-8600K, it is a real challenge at 1080p — about 36 FPS with FrameCoach's optimized settings, a clear jump from roughly 15 FPS with everything on High.

Across resolutions you can expect around 36 FPS at 1080p and 21 FPS at 1440p, dropping to roughly 12 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
1080p1536
1440p921
4K512
🚀 Biggest free win: enable FSR (Balanced) — about +55% FPS for a small sharpness trade.
Recommended settings
Upscaling — FSRBalanced+55% FPS
Atomic Heart (Unreal Engine 4) supports DLSS and FSR. A free FPS boost on a well-optimised game.
ShadowsLow+10% FPS
Shadow resolution and range. High is the value pick over Epic.
Ambient OcclusionLow+7% FPS
Contact shadows and depth in the colourful Soviet facility. High is a clean trade.
Volumetric FogLow+7% FPS
Atmospheric fog and light shafts - a real cost. Medium keeps the mood for less.
Visual FXLow+7% FPS
Combat and ability effects. Lowering smooths the chaotic robot fights.
Number of ObjectsLow+6% FPS
Object and prop density in the scene - partly CPU-bound. High is a safe trim from Epic.
MaterialsLow+5% FPS
Surface shading realism on the facility's ornate surfaces. High is a clean, cheap trade.
Post ProcessingLow+5% FPS
Reflections, bloom and colour grading. Cheap; set to taste.
TexturesUltra-1% FPS
Surface sharpness - cheap if it fits your VRAM. Ultra wants 12GB+.

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

🎯 Can the NVIDIA GTX 660 (2GB) run Atomic Heart? See the verdict →

Atomic Heart on other GPUs
Other games on the NVIDIA GTX 660 (2GB)
Frequently asked

What FPS does the NVIDIA GTX 660 (2GB) get in Atomic Heart?

With FrameCoach's optimized balanced settings, the NVIDIA GTX 660 (2GB) averages around 36 FPS at 1080p in Atomic Heart — up from about 15 FPS with everything on High.

Can the NVIDIA GTX 660 (2GB) run Atomic Heart at 1440p?

At 1440p with optimized settings, the NVIDIA GTX 660 (2GB) averages roughly 21 FPS in Atomic Heart; turn on upscaling or aim for a locked 60 for the best feel.

What are the best Atomic Heart settings for the NVIDIA GTX 660 (2GB)?

Turn on FSR (Balanced), keep ray tracing off for maximum FPS, and ease the heaviest options like Shadows 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.