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NVIDIA GeForce RTX 3090 + Intel Core i7-8700K

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
58.3%
4K Bottleneck
CPU

Component Specs

24GB
GPU VRAM
350W
GPU TDP
6C/12T
CPU Cores
LGA1151
Socket
🛒 Check NVIDIA GeForce RTX 3090 Price🛒 Check Intel Core i7-8700K Price

Estimated FPS in Popular Games (1080p)

GameLowHighUltraGenre
Grand Theft Auto VI (GTA 6)1077452Open World
Cyberpunk 207715210674Action Rpg
Counter-Strike 2 (CS2)429296212Fps Shooter
Valorant576397286Fps Shooter
Grand Theft Auto V (GTA 5)278193138Open World
Red Dead Redemption 219113395Open World
Fortnite326225161Battle Royale
Call of Duty: Warzone226156111Battle Royale
Call of Duty: Black Ops 6223154110Fps Shooter
Apex Legends378261188Battle Royale
Minecraft (with Shaders)206143102Sandbox
League of Legends (LoL)624430309Moba
Dota 2375259186Moba
PUBG: Battlegrounds286197141Battle Royale
Overwatch 2456314225Fps Shooter
Rainbow Six Siege514354255Fps Shooter
Rust16911783Survival
Escape from Tarkov1439971Survival Fps
Hogwarts Legacy16611582Action Rpg
Elden Ring204142101Action Rpg
Baldur's Gate 318112590Rpg
Starfield1278862Action Rpg
Helldivers 218112590Co Op Shooter
Black Myth: Wukong14910474Action Rpg
Alan Wake 21339265Survival Horror
Palworld19413495Survival
EA Sports FC 25324224161Sports
Forza Horizon 5247170121Racing
The Witcher 3 (Next-Gen)19113295Action Rpg
Marvel's Spider-Man 216811683Action Adventure
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Upgrade Recommendations

Current: Intel Core i7-8700K
⬆ Intel Core i9-9900K
+26.2% performance gain
Your Intel Core i7-8700K limits the NVIDIA GeForce RTX 3090 by ~60%. Upgrading to Intel Core i9-9900K unlocks ~26.2% more CPU performance on the same socket.
View New ComboCheck Price on Amazon

Compatibility & Power

⚡Recommended PSU: 600W (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: 24GB GDDR — check per-game requirements in the FPS table.
🔋GPU Power Draw: 350W — CPU: 95W

FAQ

Does the Intel Core i7-8700K bottleneck the NVIDIA GeForce RTX 3090?

At 1080p, the estimated bottleneck is 60% (CPU).

What PSU do I need?

A quality 600W 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

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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