The AMD RX 6950 XT is the objective winner of this comparison, securing nine out of thirteen total specification categories. Its most significant technical advantage is its FP16 performance, which is 26183% better than that of the NVIDIA GTX 1080 Ti. This massive lead in computational throughput establishes the former as the superior choice for users prioritizing modern hardware capabilities and raw processing efficiency over the older architecture found in the latter.

Users should select the AMD RX 6950 XT if they require the highest level of performance across the majority of measured specifications. Conversely, the NVIDIA GTX 1080 Ti remains a viable option for specific use cases that benefit from its 38% wider memory bus. Choosing between these two components depends on whether your workload prioritizes the substantial computational gains of the newer card or the specific memory bandwidth advantage offered by the older model.