Subnautica: Below Zero
- Developer
- Unknown Worlds Entertainment
- Publisher
- Unknown Worlds Entertainment
- Released
- 13 May 2021
- Age rating
- PEGI N/A
- UK price
- £25.99
Platforms: Xbox Series X|S, PlayStation 4, Nintendo Switch 2, PC, PlayStation 5, macOS, Xbox One, Nintendo Switch
Dive into a freezing underwater adventure on an alien planet. Below Zero is set two years after the original Subnautica. Return to Planet 4546B to uncover the truth behind a deadly cover-up. Survive by building habitats, crafting tools, & diving deeper into the world of Subnautica.
Best gaming PC for Subnautica: Below Zero in 2026
Full buyers guide →Below are the four PC tiers we'd actually recommend for Subnautica: Below Zero today. These are our 2026 hardware picks, not the dated publisher minimums you'll find on Steam.
Budget
1080p · 60fps
- CPU
- AMD Ryzen 5 7600
- GPU
- NVIDIA GeForce RTX 5050 8GB
- RAM
- 16 GB
- Storage
- 1TB NVMe SSD
Mid-tier
1440p · 60fps
- CPU
- AMD Ryzen 7 7700
- GPU
- NVIDIA GeForce RTX 5060 Ti 16GB
- RAM
- 32 GB
- Storage
- 2TB NVMe SSD
High-end
1440p · 144fps
- CPU
- AMD Ryzen 7 9800X3D
- GPU
- NVIDIA GeForce RTX 5070 Ti 16GB
- RAM
- 32 GB
- Storage
- 2TB NVMe SSD
Enthusiast
4K · 60fps
- CPU
- AMD Ryzen 9 9950X3D
- GPU
- NVIDIA GeForce RTX 5090 32GB
- RAM
- 64 GB
- Storage
- 4TB NVMe SSD
Official system requirements
These are the minimum and recommended specs as published by Unknown Worlds Entertainment on Steam. They tend to be conservative, usually "what ran the game at 1080p when it shipped". For what you should actually buy in 2026, see the tier cards above.
| Minimum | Recommended | |
|---|---|---|
| OS | Windows 7 64-bit | Windows 10 64-bit |
| CPU | Intel Core i3 4XXX series / AMD Ryzen 3 2.6ghz+ | Intel Core i5 4XXX series/ AMD Ryzen 5 @ 3Ghz + |
| RAM | 8 GB | 8 GB |
| GPU | Intel HD 530 or better | Nvidia 1050 Ti / AMD Radeon 570, 4GB VRAM |
| Storage | 15 GB | 15 GB |
| DirectX | 11 | 11 |
Verified 13 September 2026 against the Steam store page.
Can your PC run Subnautica: Below Zero?
If your CPU is roughly equivalent to Intel Core i5 4XXX series/ AMD Ryzen 5 @ 3Ghz + and your GPU is at or above Nvidia 1050 Ti / AMD Radeon 570, 4GB VRAM, you'll hit recommended settings at 1080p/60. For 1440p or higher, look at the tier picks above.