Results: AMD Ryzen 9 7900X + GeForce RTX 3090
AMD Ryzen 9 7900X and GeForce RTX 3090 paired: expected FPS in 10 games at 1080p, 1440p and 4K, bottleneck analysis and the recommended power supply wattage.
What it costs to run in the US
At full load the pair draws about 520 W. At 18.31¢ per kWh (U.S. EIA, average residential price, July 2026) that is $0.10 an hour of play, or about $70 a year at 2 hours a day.
Expected FPS
Average FPS on “High” settings
| 1080p FPS | 1440p FPS | 4K FPS | |
|---|---|---|---|
| Fortnite | 265 FPS | 195 FPS | 120 FPS |
| Counter-Strike 2 | 440 FPS | 325 FPS | 200 FPS |
| Cyberpunk 2077 | 145 FPS | 105 FPS | 65 FPS |
| Valorant | 615 FPS | 445 FPS | 275 FPS |
| COD: Warzone | 205 FPS | 170 FPS | 105 FPS |
| Battlefield 6 | 170 FPS | 130 FPS | 80 FPS |
| PUBG: Battlegrounds | 255 FPS | 185 FPS | 115 FPS |
| Rainbow Six Siege | 355 FPS | 260 FPS | 160 FPS |
| Marvel Rivals | 110 FPS | 80 FPS | 50 FPS |
| GTA V | 110 FPS | 80 FPS | 50 FPS |
| Red Dead Redemption 2 | 165 FPS | 120 FPS | 75 FPS |
| Escape from Tarkov | 100 FPS | 95 FPS | 60 FPS |
| Rust | 130 FPS | 95 FPS | 60 FPS |
| Minecraft | 415 FPS | 415 FPS | 415 FPS |
Bottleneck by resolution
Which component limits performance at each resolution
Power supply
Estimated load: 734 W · Recommended: 900 W
Put together a compatible build or compare component prices across retailers.
Other graphics cards with AMD Ryzen 9 7900X
Other processors with GeForce RTX 3090
The figures are estimates - real FPS depends on the game, settings and drivers. The FPS model is calibrated against public TechPowerUp, Tom’s Hardware and Hardware Unboxed benchmarks. CPU and GPU calibration: July 2026 · Newest games added: September 2026. How we calculate FPS