AMD Athlon II X4 620 + AMD R9 390
Complete bottleneck analysis across all resolutions and use cases.
Verdict (1440p Gaming)
Significant Bottleneck
Significant mismatch — your GPU is leaving meaningful CPU performance unused. Prioritise upgrading it.
55%
bottleneck
Bottleneck by Use Case
1080p Gaming
46%
Significant Bottleneck
1440p Gaming
55%
Significant Bottleneck
4K Gaming
68%
Severe Bottleneck
Streaming
34%
Moderate Bottleneck
Component Comparison
CPU
AMD Athlon II X4 620
GPU
AMD R9 390
Frequently Asked Questions
Does AMD Athlon II X4 620 bottleneck AMD R9 390?
At 1440p gaming, this combination shows a 55% bottleneck (Significant Bottleneck). Significant mismatch — your GPU is leaving meaningful CPU performance unused. Prioritise upgrading it.
What is the efficiency score for AMD Athlon II X4 620 + AMD R9 390?
The build efficiency score is 45/100. Below average — one component is significantly underutilized.
Should I upgrade my GPU?
Upgrade your GPU first. It is the limiting component in this configuration.
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