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NVIDIA GeForce RTX 4090 + AMD Ryzen 7 5800X3D

Bottleneck Analysis & Gaming FPS Estimates

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Severe CPU Bottleneck

Significant bottleneck (~50.9%). Upgrading the CPU is strongly recommended.

Bottleneck at a Glance

50.9%
1080p Bottleneck
CPU
45.5%
1440p Bottleneck
CPU
38.6%
4K Bottleneck
CPU

Component Specs

24GB
GPU VRAM
450W
GPU TDP
8C/16T
CPU Cores
AM4
Socket
🛒 Check NVIDIA GeForce RTX 4090 Price🛒 Check AMD Ryzen 7 5800X3D Price

Estimated FPS in Popular Games (1080p)

GameLowHighUltraGenre
Grand Theft Auto VI (GTA 6)19713697Open World
Cyberpunk 2077274190134Action Rpg
Counter-Strike 2 (CS2)826570408Fps Shooter
Valorant1152794571Fps Shooter
Grand Theft Auto V (GTA 5)512354254Open World
Red Dead Redemption 2339236169Open World
Fortnite608419300Battle Royale
Call of Duty: Warzone422292208Battle Royale
Call of Duty: Black Ops 6409283202Fps Shooter
Apex Legends686474341Battle Royale
Minecraft (with Shaders)391270194Sandbox
League of Legends (LoL)1247861618Moba
Dota 2722498358Moba
PUBG: Battlegrounds534368264Battle Royale
Overwatch 2838578415Fps Shooter
Rainbow Six Siege959661475Fps Shooter
Rust325225161Survival
Escape from Tarkov281194139Survival Fps
Hogwarts Legacy299206148Action Rpg
Elden Ring371257184Action Rpg
Baldur's Gate 3338234167Rpg
Starfield233162115Action Rpg
Helldivers 2333231165Co Op Shooter
Black Myth: Wukong264184132Action Rpg
Alan Wake 2234163115Survival Horror
Palworld352244173Survival
EA Sports FC 25588406292Sports
Forza Horizon 5437302216Racing
The Witcher 3 (Next-Gen)343237170Action Rpg
Marvel's Spider-Man 2306211151Action Adventure
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Upgrade Recommendations

Current: NVIDIA GeForce RTX 4090
⬆ NVIDIA GeForce RTX 5090
+24.2% performance gain
Ready for more FPS? The NVIDIA GeForce RTX 5090 is the natural step up from the NVIDIA GeForce RTX 4090.
View New ComboCheck Price on Amazon

Compatibility & Power

⚡Recommended PSU: 750W (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: 105W

FAQ

Does the AMD Ryzen 7 5800X3D bottleneck the NVIDIA GeForce RTX 4090?

At 1080p, the estimated bottleneck is 50.9% (CPU).

What PSU do I need?

A quality 750W 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

NVIDIA GeForce GTX 1050 TiNVIDIA GeForce GTX 1060 6GBNVIDIA GeForce GTX 1070NVIDIA GeForce GTX 1070 TiNVIDIA GeForce GTX 1080NVIDIA GeForce GTX 1080 Ti
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