Hardware IndexPair Analysis
Will the AMD Ryzen 9 7900 bottleneck the NVIDIA GeForce RTX 4090?
Head-to-head compatibility for AMD Ryzen 9 7900 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 | 101 | 75 | 46 | 14% |
| Cyberpunk 2077 (RT Overdrive) RPG | 82 | 61 | 37 | 12% |
| Counter-Strike 2 FPS · Competitive | 467 | 349 | 212 | 15% |
| Fortnite (Performance) Battle Royale | 376 | 281 | 171 | 14% |
| Valorant FPS · Tactical | 538 | 401 | 242 | 14% |
| Elden Ring Souls-like | 122 | 91 | 55 | 13% |
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
101FPS
Grand Theft Auto VI · 1080p · realistic optimized settings.
Bottleneck Level
14%
Percentage of frames capped by the weaker component.
CPU-bound at 1080p
AMD Ryzen 9 7900 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 Load82%
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%.