Intel Core i5-12400FvsAMD Radeon R9 390X
Bottleneck at 4K
Gaming performance • Analyzed on June 19, 2026
Intel Core i5-12400F
Processor
AMD Radeon R9 390X
Graphics Card
Why This Bottleneck Occurs
At 4k resolution for gaming, the Intel Core i5-12400F creates a minimal bottleneck (3%) when paired with the AMD Radeon R9 390X. The CPU cannot feed data to the GPU fast enough, meaning the AMD Radeon R9 390X is not being fully utilized. While 4K reduces CPU dependency, the performance gap between these components still causes a noticeable imbalance.
Detailed Performance Analysis
This is a programmatic analysis of the Intel Core i5-12400F and AMD Radeon R9 390X at 4K. Based on our benchmark scores, At 4k resolution for gaming, the Intel Core i5-12400F creates a minimal bottleneck (3%) when paired with the AMD Radeon R9 390X. The CPU cannot feed data to the GPU fast enough, meaning the AMD Radeon R9 390X is not being fully utilized. While 4K reduces CPU dependency, the performance gap between these components still causes a noticeable imbalance.
Upgrade Suggestions
This is an excellent, well-balanced build. No urgent upgrades needed.
Both the Intel Core i5-12400F and AMD Radeon R9 390X complement each other well at 4k.