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Best Subnautica 2 settings for the Intel Arc A380 (2026)

On a Intel Arc A380 (paired with a balanced Intel Core i5-8600K-class CPU), Subnautica 2 runs at roughly 64 FPS at 1080p with our optimized settings — up from about 33FPS with everything maxed. Here's the configuration and what each setting costs.

The Intel Arc A380 is a entry-level graphics card with 6GB of VRAM, and Subnautica 2 is a moderately demanding game. Paired with the Intel Core i5-8600K, it runs well at 1080p — about 64 FPS with FrameCoach's optimized settings, a clear jump from roughly 33 FPS with everything on High.

Across resolutions you can expect around 64 FPS at 1080p and 53 FPS at 1440p, dropping to roughly 30 FPS at 4K. The biggest free win is XeSS upscaling — set it to Quality for a large FPS boost at little visual cost.

ResolutionAll-High FPSOptimized FPS
1080p3364
1440p2053
4K1130
💡 Subnautica 2: Early-access Unreal Engine 5 - Lumen Global Illumination is the heaviest setting; upscaling helps a lot.
🚀 Biggest free win: enable XeSS (Balanced) — about +55% FPS for a small sharpness trade.
Recommended settings
Upscaling — XeSSBalanced+55% FPS
Subnautica 2 (Unity) supports Nvidia DLSS plus Frame Generation - there is currently no FSR for AMD/Intel. Enable it first for a big, low-cost FPS gain.
CloudsLow+16% FPS
Volumetric clouds above the surface - can drain ~20 FPS at Epic. Medium is a big saving with little loss.
Flora / Foliage DensityLow+7% FPS
Density of coral and plant life. Lower it for steadier FPS in dense reefs.
View / Detail DistanceHighbaseline
How far terrain and props render. Lower it a notch first if you dip in open water.
Shadow QualityHighbaseline
Shadow resolution and range. High is a strong step down from Epic.
Water & Caustics QualityMediumbaseline
The shimmering light patterns and water detail that define the look. Medium keeps the vibe while saving frames.
Effects QualityMediumbaseline
Particles, bubbles and volumetrics. Medium is plenty.
Texture QualityHighbaseline
Surface detail — cheap on FPS if it fits your VRAM.

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

🎯 Can the Intel Arc A380 run Subnautica 2? See the verdict →

Subnautica 2 on other GPUs
Other games on the Intel Arc A380
Frequently asked

What FPS does the Intel Arc A380 get in Subnautica 2?

With FrameCoach's optimized balanced settings, the Intel Arc A380 averages around 64 FPS at 1080p in Subnautica 2 — up from about 33 FPS with everything on High.

Can the Intel Arc A380 run Subnautica 2 at 1440p?

At 1440p with optimized settings, the Intel Arc A380 averages roughly 53 FPS in Subnautica 2; turn on upscaling or aim for a locked 60 for the best feel.

What are the best Subnautica 2 settings for the Intel Arc A380?

Turn on XeSS (Balanced), keep ray tracing off for maximum FPS, and ease the heaviest options like Clouds and Flora / Foliage Density 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.