Does the Core i5-14400F bottleneck the RTX 4090?

Q: Does the Core i5-14400F bottleneck the RTX 4090?

Slight CPU bottleneck — not dramatic. Build score 68/100. Best-value upgrade: Core i5-14600KF (+13% performance, 255 €).

Slight CPU bottleneck — not dramatic

At 1440p with 16 GB of RAM and an SSD, this pairing scores 68/100. The CPU is the limiting side (CPU 58 vs GPU 82).

68/100

Build score for
Core i5-14400F + RTX 4090

The pairing

CPU	Core i5-14400F — score 58
GPU	RTX 4090 — score 82
Bottleneck	CPU (léger)
Socket	LGA 1700

Best-value upgrade

Best value

Core i5-14600KF

+13% performance · from 255 € · build score 68 → 77

Prices are live EU retail (EUR), refreshed weekly. US and UK support is coming soon.

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This page is generated by the same deterministic engine as the interactive tool: real benchmark data, usage-weighted, with RAM and storage multipliers. Change the usage profile, RAM, storage or budget to get a result tailored to your actual build.