To enjoy the game time that Thief provides, you need to verify your system requirements. Thief puts demands on your processor and graphics card. Your hardware featuring the AMD Ryzen 5 5600G and RTX 4090 scores 80% in our analysis.

The performance data shows decent capability. Anticipate 158 FPS (exceptionally smooth) at low, 127 FPS (excellent) at high, and 125 FPS (highly fluid) at ultra presets. This configuration allows satisfying gaming sessions with tweaked settings.

Component evaluation shows, your RTX 4090 handles graphics fine, but the AMD Ryzen 5 5600G could bottleneck system capability. CPU-intensive moments in Thief might trigger frame drops. Think about better CPU for optimal results.

Summary: Go ahead and play Thief with certainty. Your 80% score enables satisfying play experiences at 4K. Use quality graphics for the sweet spot between looks and smoothness. As a bonus, your GPU supports ray tracing, bringing visual fidelity if you choose to enable it.