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SteamOS Struggles with 8GB GPUs: Performance Drops Revealed

12/5/2025

37 6 Full Breakdown

Summary

Story summary

SteamOS struggles with performance on GPUs with 8GB VRAM.
Tests show frame rate drops on Returnal and Cyberpunk 2077 on SteamOS compared with Windows 11.
The issue stems from SteamOS's less efficient VRAM handling versus Windows' driver model.
Valve should implement optimizations to improve memory management.
Until then, 8GB GPUs should lower settings or upgrade to 12GB or 16GB for better performance.

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Story summary

SteamOS struggles with performance on GPUs with 8GB VRAM.
Tests show frame rate drops on Returnal and Cyberpunk 2077 on SteamOS compared with Windows 11.
The issue stems from SteamOS's less efficient VRAM handling versus Windows' driver model.
Valve should implement optimizations to improve memory management.
Until then, 8GB GPUs should lower settings or upgrade to 12GB or 16GB for better performance.