Intel Core i5-12400vsAMD Radeon R9 390
Bottleneck at 1440P
Gaming performance • Analyzed on June 19, 2026
Intel Core i5-12400
Processor
AMD Radeon R9 390
Graphics Card
Why This Bottleneck Occurs
At 1440p resolution for gaming, the AMD Radeon R9 390 creates a significant bottleneck (62%) when paired with the Intel Core i5-12400. The GPU cannot render frames fast enough to match the CPU's throughput capability. At 1440p, the increased pixel count pushes the GPU harder, revealing its limitations against this CPU.
Detailed Performance Analysis
This is a programmatic analysis of the Intel Core i5-12400 and AMD Radeon R9 390 at 1440P. Based on our benchmark scores, At 1440p resolution for gaming, the AMD Radeon R9 390 creates a significant bottleneck (62%) when paired with the Intel Core i5-12400. The GPU cannot render frames fast enough to match the CPU's throughput capability. At 1440p, the increased pixel count pushes the GPU harder, revealing its limitations against this CPU.
Upgrade Suggestions
Consider upgrading the AMD Radeon R9 390 to a more powerful graphics card to match the Intel Core i5-12400.
Make sure your GPU drivers are up to date for optimal performance.
Check that your PSU provides adequate power for the GPU under full load.