Intel Core i5-8400vsNVIDIA GeForce GTX 770
Bottleneck at 4K
Gaming performance • Analyzed on June 19, 2026
Intel Core i5-8400
Processor
NVIDIA GeForce GTX 770
Graphics Card
Why This Bottleneck Occurs
At 4k resolution for gaming, the Intel Core i5-8400 creates a minimal bottleneck (3%) when paired with the NVIDIA GeForce GTX 770. The CPU cannot feed data to the GPU fast enough, meaning the NVIDIA GeForce GTX 770 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 i5-8400 and NVIDIA GeForce GTX 770 at 4K. Based on our benchmark scores, At 4k resolution for gaming, the Intel Core i5-8400 creates a minimal bottleneck (3%) when paired with the NVIDIA GeForce GTX 770. The CPU cannot feed data to the GPU fast enough, meaning the NVIDIA GeForce GTX 770 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 i5-8400 and NVIDIA GeForce GTX 770 complement each other well at 4k.