AMD Phenom II X6 1045T (Desktop) 2.70 GHzvsNVIDIA GeForce 840A (Mobile)
Bottleneck at 4K
Gaming performance • Analyzed on July 28, 2026
AMD Phenom II X6 1045T (Desktop) 2.70 GHz
Processor
NVIDIA GeForce 840A (Mobile)
Graphics Card
Why This Bottleneck Occurs
At 4k resolution for gaming, the AMD Phenom II X6 1045T (Desktop) 2.70 GHz creates a significant bottleneck (60%) when paired with the NVIDIA GeForce 840A (Mobile). The CPU cannot feed data to the GPU fast enough, meaning the NVIDIA GeForce 840A (Mobile) 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 Phenom II X6 1045T (Desktop) 2.70 GHz and NVIDIA GeForce 840A (Mobile) at 4K. Based on our benchmark scores, At 4k resolution for gaming, the AMD Phenom II X6 1045T (Desktop) 2.70 GHz creates a significant bottleneck (60%) when paired with the NVIDIA GeForce 840A (Mobile). The CPU cannot feed data to the GPU fast enough, meaning the NVIDIA GeForce 840A (Mobile) is not being fully utilized. While 4K reduces CPU dependency, the performance gap between these components still causes a noticeable imbalance.
Upgrade Suggestions
Consider upgrading the AMD Phenom II X6 1045T (Desktop) 2.70 GHz to a higher-tier processor to better match the NVIDIA GeForce 840A (Mobile).
Ensure your CPU is not thermally throttling — check cooling solution and temps.
Enabling XMP/EXPO for your RAM can help improve CPU-bound scenarios.