The Intel Arc B580 is a mainstream 1080p card with 12GB of VRAM, and Subnautica 2 is a moderately demanding game. Paired with a balanced Intel Core i5-13500H (laptop)-class CPU it averages about 109 FPS at 1080p with FrameCoach's tuned settings — up from roughly 109 FPS with everything on High.
| Resolution | All-High FPS | Optimized FPS |
|---|---|---|
| 1080p | 109 | 109 |
| 1440p | 65 | 65 |
| 4K | 37 | 68 |
At 1080p expect around 109 FPS, at 1440p about 65 FPS, and at 4K roughly 68 FPS with optimized settings. Subnautica 2 doesn't use upscaling, so the gains come from trimming the heaviest settings.
🎛 See the full best-settings guide for Subnautica 2 on the Intel Arc B580 →
⚡ Check your exact CPU & target FPS in the optimizer →
Yes — easily. With FrameCoach's optimized balanced settings, the Intel Arc B580 averages about 109 FPS at 1080p in Subnautica 2.
Around 109 FPS at 1080p with optimized settings (up from about 109 FPS on all-High).
keep ray tracing off, and lower the heaviest settings a notch. FrameCoach's full per-setting guide for this exact combo shows what each option costs.
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.