Intel Core Ultra 5 245KF + NVIDIA GeForce RTX 5080 Bottleneck
The CPU holds the GPU back at 1080p (50% imbalance) and 1440p (12%); the GPU is the limit at 4K (50% imbalance). The best resolution for this pair is 1440p.
Bottleneck by resolution
| Resolution | CPU Load | GPU Load | Imbalance | Result |
|---|---|---|---|---|
| 1080p | 100% | 50% | 50% | CPU BN |
| 1440p | 100% | 88% | 12% | CPU BN |
| 4K | 50% | 100% | 50% | GPU BN |
Imbalances under 10% count as balanced. Assumes fast dual-channel RAM; add your RAM kit in the calculator for a tailored result.
Other GPUs with the Intel Core Ultra 5 245KF
Other CPUs with the NVIDIA GeForce RTX 5080
Fine-tune this build
Open the calculator with this pair preselected to add your RAM and see the data flow.
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