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NVIDIA GeForce RTX 5070 + 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
250W
GPU TDP
6C/6T
CPU Cores
LGA1151
Socket
🛒 Check NVIDIA GeForce RTX 5070 Price🛒 Check Intel Core i5-8400 Price

Estimated FPS in Popular Games (1080p)

GameLowHighUltraGenre
Grand Theft Auto VI (GTA 6)1158057Open World
Cyberpunk 207716811782Action Rpg
Counter-Strike 2 (CS2)446307220Fps Shooter
Valorant577398286Fps Shooter
Grand Theft Auto V (GTA 5)301208149Open World
Red Dead Redemption 2213148106Open World
Fortnite348240172Battle Royale
Call of Duty: Warzone242167119Battle Royale
Call of Duty: Black Ops 6241166119Fps Shooter
Apex Legends413285205Battle Royale
Minecraft (with Shaders)217150108Sandbox
League of Legends (LoL)624431309Moba
Dota 2389269193Moba
PUBG: Battlegrounds306211151Battle Royale
Overwatch 2493340244Fps Shooter
Rainbow Six Siege549379272Fps Shooter
Rust17512187Survival
Escape from Tarkov14610172Survival Fps
Hogwarts Legacy18412791Action Rpg
Elden Ring223155111Action Rpg
Baldur's Gate 319313496Rpg
Starfield1379568Action Rpg
Helldivers 219613697Co Op Shooter
Black Myth: Wukong16611583Action Rpg
Alan Wake 214910474Survival Horror
Palworld212147104Survival
EA Sports FC 25354245176Sports
Forza Horizon 5275190135Racing
The Witcher 3 (Next-Gen)211146105Action Rpg
Marvel's Spider-Man 218412791Action 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 5070 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: 500W (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: 250W — CPU: 65W

FAQ

Does the Intel Core i5-8400 bottleneck the NVIDIA GeForce RTX 5070?

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

What PSU do I need?

A quality 500W 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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