DESKTOP
NVIDIA GeForce RTX 4090 + AMD Ryzen 5 3400G
Bottleneck Analysis & Gaming FPS Estimates
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Severe CPU Bottleneck
Significant bottleneck (~60%). Upgrading the CPU is strongly recommended.
Bottleneck at a Glance
60%
1080p Bottleneck
CPU
60%
1440p Bottleneck
CPU
60%
4K Bottleneck
CPU
Component Specs
24GB
GPU VRAM
450W
GPU TDP
4C/8T
CPU Cores
AM4
Socket
Estimated FPS in Popular Games (1080p)
| Game | Low | High | Ultra | Genre |
|---|---|---|---|---|
| Grand Theft Auto VI (GTA 6) | 162 | 112 | 80 | Open World |
| Cyberpunk 2077 | 240 | 166 | 117 | Action Rpg |
| Counter-Strike 2 (CS2) | 608 | 419 | 300 | Fps Shooter |
| Valorant | 765 | 528 | 379 | Fps Shooter |
| Grand Theft Auto V (GTA 5) | 423 | 293 | 210 | Open World |
| Red Dead Redemption 2 | 306 | 212 | 153 | Open World |
| Fortnite | 485 | 335 | 239 | Battle Royale |
| Call of Duty: Warzone | 337 | 233 | 166 | Battle Royale |
| Call of Duty: Black Ops 6 | 338 | 234 | 167 | Fps Shooter |
| Apex Legends | 585 | 404 | 291 | Battle Royale |
| Minecraft (with Shaders) | 300 | 207 | 149 | Sandbox |
| League of Legends (LoL) | 828 | 572 | 410 | Moba |
| Dota 2 | 531 | 367 | 264 | Moba |
| PUBG: Battlegrounds | 426 | 294 | 211 | Battle Royale |
| Overwatch 2 | 692 | 477 | 343 | Fps Shooter |
| Rainbow Six Siege | 765 | 528 | 379 | Fps Shooter |
| Rust | 239 | 166 | 118 | Survival |
| Escape from Tarkov | 197 | 136 | 98 | Survival Fps |
| Hogwarts Legacy | 262 | 181 | 130 | Action Rpg |
| Elden Ring | 316 | 219 | 157 | Action Rpg |
| Baldur's Gate 3 | 270 | 186 | 134 | Rpg |
| Starfield | 193 | 134 | 95 | Action Rpg |
| Helldivers 2 | 275 | 191 | 136 | Co Op Shooter |
| Black Myth: Wukong | 238 | 166 | 119 | Action Rpg |
| Alan Wake 2 | 216 | 150 | 106 | Survival Horror |
| Palworld | 300 | 208 | 148 | Survival |
| EA Sports FC 25 | 501 | 346 | 249 | Sports |
| Forza Horizon 5 | 394 | 272 | 194 | Racing |
| The Witcher 3 (Next-Gen) | 301 | 208 | 149 | Action Rpg |
| Marvel's Spider-Man 2 | 261 | 180 | 129 | Action Adventure |
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Upgrade Recommendations
Current: AMD Ryzen 5 3400G
⬆ AMD Ryzen 5 5600G
+70.8% performance gain
Your AMD Ryzen 5 3400G limits the NVIDIA GeForce RTX 4090 by ~60%. Upgrading to AMD Ryzen 5 5600G unlocks ~70.8% more CPU performance on the same socket.
Compatibility & Power
⚡Recommended PSU: 700W (80+ Bronze or better)
🔌CPU Socket: AM4 — verify your motherboard compatibility.
⚠️Upgrading to Ryzen 5000 series on B350/B450/X470 motherboards requires a BIOS update.
🎮VRAM: 24GB GDDR — check per-game requirements in the FPS table.
🔋GPU Power Draw: 450W — CPU: 65W
FAQ
Does the AMD Ryzen 5 3400G bottleneck the NVIDIA GeForce RTX 4090?
At 1080p, the estimated bottleneck is 60% (CPU).
What PSU do I need?
A quality 700W 80+ Bronze PSU is recommended.
Can I upgrade the CPU without changing my motherboard?
Yes — as long as you stay on the AM4 socket.
Compare Other Pairings
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