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NVIDIA GeForce RTX 4070 Super + Intel Core i5-8400

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

12GB
GPU VRAM
220W
GPU TDP
6C/6T
CPU Cores
LGA1151
Socket
🛒 Check NVIDIA GeForce RTX 4070 Super Price🛒 Check Intel Core i5-8400 Price

Estimated FPS in Popular Games (1080p)

GameLowHighUltraGenre
Grand Theft Auto VI (GTA 6)1017049Open World
Cyberpunk 207714610171Action Rpg
Counter-Strike 2 (CS2)394272194Fps Shooter
Valorant517356256Fps Shooter
Grand Theft Auto V (GTA 5)262181130Open World
Red Dead Redemption 218412892Open World
Fortnite305210150Battle Royale
Call of Duty: Warzone211146104Battle Royale
Call of Duty: Black Ops 6210145103Fps Shooter
Apex Legends359248178Battle Royale
Minecraft (with Shaders)19113295Sandbox
League of Legends (LoL)559386277Moba
Dota 2344238171Moba
PUBG: Battlegrounds268185132Battle Royale
Overwatch 2430296212Fps Shooter
Rainbow Six Siege481331238Fps Shooter
Rust15510777Survival
Escape from Tarkov1309064Survival Fps
Hogwarts Legacy15911079Action Rpg
Elden Ring19413496Action Rpg
Baldur's Gate 316911784Rpg
Starfield1198359Action Rpg
Helldivers 217111884Co Op Shooter
Black Myth: Wukong14310071Action Rpg
Alan Wake 21298963Survival Horror
Palworld18412790Survival
EA Sports FC 25308212153Sports
Forza Horizon 5237164117Racing
The Witcher 3 (Next-Gen)18312690Action Rpg
Marvel's Spider-Man 216011079Action Adventure
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Upgrade Recommendations

Current: Intel Core i5-8400
⬆ Intel Core i7-9700K
+49.0% performance gain
Your Intel Core i5-8400 limits the NVIDIA GeForce RTX 4070 Super by ~60%. Upgrading to Intel Core i7-9700K unlocks ~49.0% more CPU performance on the same socket.
View New ComboCheck Price on Amazon

Compatibility & Power

⚡Recommended PSU: 450W (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: 12GB GDDR — check per-game requirements in the FPS table.
🔋GPU Power Draw: 220W — CPU: 65W

FAQ

Does the Intel Core i5-8400 bottleneck the NVIDIA GeForce RTX 4070 Super?

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

What PSU do I need?

A quality 450W 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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