AMD Ryzen 3 3300XvsAMD Mobility Radeon HD 3870 X2 (Mobile) 2 MB
Bottleneck at 4K
Gaming performance • Analyzed on July 30, 2026
AMD Ryzen 3 3300X
Processor
AMD Mobility Radeon HD 3870 X2 (Mobile) 2 MB
Graphics Card
Why This Bottleneck Occurs
At 4k resolution for gaming, the AMD Ryzen 3 3300X creates a minimal bottleneck (2%) when paired with the AMD Mobility Radeon HD 3870 X2 (Mobile) 2 MB. The CPU cannot feed data to the GPU fast enough, meaning the AMD Mobility Radeon HD 3870 X2 (Mobile) 2 MB 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 AMD Ryzen 3 3300X and AMD Mobility Radeon HD 3870 X2 (Mobile) 2 MB at 4K. Based on our benchmark scores, At 4k resolution for gaming, the AMD Ryzen 3 3300X creates a minimal bottleneck (2%) when paired with the AMD Mobility Radeon HD 3870 X2 (Mobile) 2 MB. The CPU cannot feed data to the GPU fast enough, meaning the AMD Mobility Radeon HD 3870 X2 (Mobile) 2 MB 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 AMD Ryzen 3 3300X and AMD Mobility Radeon HD 3870 X2 (Mobile) 2 MB complement each other well at 4k.