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NVIDIA GeForce GTX 1660 + Intel Core i5-8400
Bottleneck Analysis & Gaming FPS Estimates
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Minor CPU Bottleneck
Small bottleneck detected (~7.5%). In most games you will barely notice it.
Bottleneck at a Glance
7.5%
1080p Bottleneck
CPU
2.7%
1440p Bottleneck
Balanced
13.5%
4K Bottleneck
GPU
Component Specs
6GB
GPU VRAM
120W
GPU TDP
6C/6T
CPU Cores
LGA1151
Socket
Estimated FPS in Popular Games (1080p)
| Game | Low | High | Ultra | Genre |
|---|---|---|---|---|
| Grand Theft Auto VI (GTA 6) | 38 | 12 | 8 | Open World |
| Cyberpunk 2077 | 50 | 15 | 11 | Action Rpg |
| Counter-Strike 2 (CS2) | 176 | 121 | 87 | Fps Shooter |
| Valorant | 263 | 181 | 130 | Fps Shooter |
| Grand Theft Auto V (GTA 5) | 100 | 69 | 49 | Open World |
| Red Dead Redemption 2 | 61 | 42 | 13 | Open World |
| Fortnite | 122 | 84 | 27 | Battle Royale |
| Call of Duty: Warzone | 84 | 26 | 18 | Battle Royale |
| Call of Duty: Black Ops 6 | 80 | 24 | 17 | Fps Shooter |
| Apex Legends | 130 | 90 | 29 | Battle Royale |
| Minecraft (with Shaders) | 81 | 56 | 18 | Sandbox |
| League of Legends (LoL) | 284 | 196 | 141 | Moba |
| Dota 2 | 154 | 106 | 76 | Moba |
| PUBG: Battlegrounds | 107 | 74 | 23 | Battle Royale |
| Overwatch 2 | 163 | 113 | 81 | Fps Shooter |
| Rainbow Six Siege | 193 | 133 | 95 | Fps Shooter |
| Rust | 69 | 21 | 15 | Survival |
| Escape from Tarkov | 62 | 19 | 13 | Survival Fps |
| Hogwarts Legacy | 55 | 17 | 12 | Action Rpg |
| Elden Ring | 70 | 49 | 15 | Action Rpg |
| Baldur's Gate 3 | 68 | 21 | 15 | Rpg |
| Starfield | 45 | 14 | 10 | Action Rpg |
| Helldivers 2 | 65 | 20 | 14 | Co Op Shooter |
| Black Myth: Wukong | 47 | 14 | 10 | Action Rpg |
| Alan Wake 2 | 41 | 12 | 9 | Survival Horror |
| Palworld | 67 | 46 | 14 | Survival |
| EA Sports FC 25 | 111 | 77 | 25 | Sports |
| Forza Horizon 5 | 79 | 54 | 17 | Racing |
| The Witcher 3 (Next-Gen) | 63 | 44 | 14 | Action Rpg |
| Marvel's Spider-Man 2 | 58 | 18 | 13 | Action Adventure |
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Upgrade Recommendations
Current: NVIDIA GeForce GTX 1660
⬆ NVIDIA GeForce RTX 3060 12GB
+66.0% performance gain
Ready for more FPS? The NVIDIA GeForce RTX 3060 12GB is the natural step up from the NVIDIA GeForce GTX 1660.
Compatibility & Power
⚡Recommended PSU: 350W (80+ Bronze or better)
🔌CPU Socket: LGA1151 — verify your motherboard compatibility.
⚠️9th Gen Intel CPUs on 300-series motherboards may require a BIOS update.
🎮VRAM: 6GB GDDR — check per-game requirements in the FPS table.
🔋GPU Power Draw: 120W — CPU: 65W
FAQ
Does the Intel Core i5-8400 bottleneck the NVIDIA GeForce GTX 1660?
At 1080p, the estimated bottleneck is 7.5% (CPU).
What PSU do I need?
A quality 350W 80+ Bronze PSU is recommended.
Can I upgrade the CPU without changing my motherboard?
Yes — as long as you stay on the LGA1151 socket.
Compare Other Pairings
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