Hardware IndexPair Analysis
Will the AMD Ryzen 9 5900X bottleneck the NVIDIA GeForce RTX 4090?
Head-to-head compatibility for AMD Ryzen 9 5900X paired with NVIDIA GeForce RTX 4090. FPSBuddy estimates FPS, load distribution, and bottleneck % for 68+ modern games at 1080p, 1440p, and 4K.
Estimated FPS across popular titles
| Game | 1080p | 1440p | 4K | Bottleneck |
|---|---|---|---|---|
| Grand Theft Auto VI Open World | 92 | 71 | 44 | 23% |
| Cyberpunk 2077 (RT Overdrive) RPG | 75 | 57 | 35 | 21% |
| Counter-Strike 2 FPS · Competitive | 423 | 327 | 205 | 25% |
| Fortnite (Performance) Battle Royale | 341 | 263 | 164 | 24% |
| Valorant FPS · Tactical | 487 | 373 | 234 | 24% |
| Elden Ring Souls-like | 111 | 85 | 53 | 22% |
Try it live
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Build Configuration
Algorithm
Resolution-scaled hardware vectors combined with per-game load offsets. Details on Methodology.
Estimated Game FPS
92FPS
Grand Theft Auto VI · 1080p · realistic optimized settings.
Bottleneck Level
23%
Percentage of frames capped by the weaker component.
CPU-bound at 1080p
AMD Ryzen 9 5900X can't keep NVIDIA GeForce RTX 4090 fully fed in Grand Theft Auto VI. Lower resolution amplifies the gap; a faster CPU would unlock frames.
Estimated System Load
CPU Load86%
GPU Load67%
Smart Upgrade Path
Auto-derived from your current build imbalance.
Suggested CPU
Compare on HardwareIntel Core i7-14700K
Rebalances your NVIDIA GeForce RTX 4090 — pushes projected bottleneck under 8%.