What are the minimum system requirements for Subnautica?

To run Subnautica (v83031) at 1080p 60 FPS, you need a 64-bit OS (Windows 10/11), a quad-core CPU (Intel Core i5 / Ryzen 5), 8 GB RAM minimum (16 GB recommended), and a Vulkan or DirectX 11/12 GPU with at least 4 GB VRAM.

Can Subnautica run on Steam Deck or handheld PCs?

Yes, Subnautica runs smoothly on Steam Deck OLED/LCD, ROG Ally, and Legion Go at 720p/800p medium-to-high settings using Proton GE or native Vulkan rendering.

How much disk space does Subnautica (v83031) require?

You should reserve at least 2x the compressed download size during extraction so temporary installer files unpack without disk errors.

Subnautica System Requirements – Can I Run It on PC / Steam Deck? (2026 Specs)

Subnautica System Requirements – Can I Run It on PC / Steam Deck? (2026 Specs) cover

v83031

How To Install

Pre-Installed

Edition

Action

Subnautica System Requirements – Can I Run It on PC / Steam Deck? (2026 Specs)

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PC 3.3 GB 2026 Published on, Oct 09, 2026 Last Updated - Nov 02, 2026 [v83031]

v83031

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Check official Subnautica (v83031) minimum and recommended system requirements, VRAM, storage size, Steam Deck & emulator FPS benchmarks on AnkerGames.

Release Group / Clean Pre-pack Released / Jan 01, 2026

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Genres Action Adventure

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Subnautica System Requirements – Can I Run It on PC / Steam Deck? (2026 Specs) Free Download - Game Review

Quick Game Overview & Verification Verified 100% Working

Subnautica System Requirements – Can I Run It on PC / Steam Deck? (2026 Specs) is a GameApplication game for Windows / Android / iOS. This tested release features v83031 with an estimated download size of 3.3 GB. Pre-installed, DRM-free, verified clean, and ready to play offline with full gamepad support.

Platform

Windows / Android / iOS

Build / Version

v83031

Download Size

3.3 GB

File Integrity

SHA-256 Passed

Quick Answer – Can I Run Subnautica? To run Subnautica (v83031) smoothly at 1080p 60 FPS, your system requires a 64-bit operating system (Windows 10/11 or SteamOS), an Intel Core i5 / AMD Ryzen 5 processor, 8 GB to 16 GB of RAM, and a DirectX 11/12 or Vulkan-capable GPU with 4 GB+ VRAM.

→ Go to Main Subnautica (v83031) Full Download Page

Subnautica Minimum vs. Recommended System Requirements (2026)

Hardware Component	Minimum Specs (720p/1080p @ 30–60 FPS)	Recommended Specs (1080p/1440p @ 60+ FPS)
OS / Environment	Windows 10 64-bit / Linux Proton	Windows 11 64-bit / SteamOS 3.6+
Processor (CPU)	Intel Core i3-9100 / AMD Ryzen 3 3100	Intel Core i5-12400 / AMD Ryzen 5 5600X
Memory (RAM)	8 GB Dual-Channel RAM	16 GB DDR4 / DDR5 RAM
Graphics (GPU)	NVIDIA GTX 1050 Ti / AMD RX 570 (4 GB)	NVIDIA RTX 3060 / AMD RX 6600 XT (8 GB+)
Graphics API	DirectX 11 / Vulkan 1.3	DirectX 12 / Vulkan 1.3 with Async Shaders
Build Version	v83031	v83031 (Full Pre-Installed Release)

Steam Deck, ROG Ally & Emulator Performance Profile

Steam Deck (OLED / LCD): Runs at 800p 45–60 FPS using Proton GE with TDP set to 12W–15W and FSR balanced scaling enabled.
Low-End Laptop Optimization: Disable motion blur, lower shadow cascades to Medium, and enable Vulkan/DX11 fullscreen exclusive mode to eliminate frame-time spikes.
Related Guides: Installation Guide | Crash & Error Fixes | Update & Patch Notes

After crash landing in your Life Pod, the clock is ticking to find water, food, and to develop the equipment you need to explore. Collect resources from the ocean around you. Craft diving gear, lights, habitat modules, and submersibles. Venture deeper and further form to find rarer resources, allowing you to craft more advanced items. Build bases on the sea floor. Choose layouts and components, and manage hull-integrity as depth and pressure increase. Use your base to store resources, park vehicles, and replenish oxygen supplies as you explore the vast ocean. What happened to this planet? Signs abound that something is not right. What caused you to crash? What is infecting the sea life? Who built the mysterious structures scattered around the ocean? Can you find a way to make it off the planet alive?Subnautica: Below Zero

Recommended For You: If you enjoy this game, also check out Subnautica: Below Zero and Subnautica 2 and Subnautica: Below Zero Free Download for more top-rated gameplay.

Installation Guide

Step-by-step setup process

Game is pre-installed / portable, therefore you do not need to install the game.

Just extract the rar / zip file using 7-Zip or WinRAR.

Simply launch the game directly from the game executable as Administrator.

Important Notes

Install necessary apps from Redist or _CommonRedist to ensure game launches without problems.
Always extract game in Antivirus / Defender excluded folder to prevent false-positive file quarantine.
Always run the game as administrator.